19998156420

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1097}}^1$

素因数の和:1174

約数の個数: 432

約数和(自身を含む): 71442169344

約数和(自身を除く): 51444012924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 31, 33, 36, 44, 45, 54, 55, 60, 62, 66, 81, 90, 93, 99, 108, 110, 121, 124, 132, 135, 155, 162, 165, 180, 186, 198, 220, 242, 243, 270, 279, 297, 310, 324, 330, 341, 363, 372, 396, 405, 465, 484, 486, 495, 540, 558, 594, 605, 620, 660, 682, 726, 810, 837, 891, 930, 972, 990, 1023, 1089, 1097, 1116, 1188, 1210, 1215, 1364, 1395, 1452, 1485, 1620, 1674, 1705, 1782, 1815, 1860, 1980, 2046, 2178, 2194, 2420, 2430, 2511, 2673, 2790, 2970, 3069, 3267, 3291, 3348, 3410, 3564, 3630, 3751, 4092, 4185, 4356, 4388, 4455, 4860, 5022, 5115, 5346, 5445, 5485, 5580, 5940, 6138, 6534, 6582, 6820, 7260, 7502, 7533, 8370, 8910, 9207, 9801, 9873, 10044, 10230, 10692, 10890, 10970, 11253, 12067, 12276, 12555, 13068, 13164, 13365, 15004, 15066, 15345, 16335, 16455, 16740, 17820, 18414, 18755, 19602, 19746, 20460, 21780, 21940, 22506, 24134, 25110, 26730, 27621, 29403, 29619, 30132, 30690, 32670, 32910, 33759, 34007, 36201, 36828, 37510, 37665, 39204, 39492, 45012, 46035, 48268, 49005, 49365, 50220, 53460, 55242, 56265, 58806, 59238, 60335, 61380, 65340, 65820, 67518, 68014, 72402, 75020, 75330, 82863, 88857, 92070, 98010, 98730, 101277, 102021, 108603, 110484, 112530, 117612, 118476, 120670, 132737, 135036, 136028, 138105, 144804, 147015, 148095, 150660, 165726, 168795, 170035, 177714, 181005, 184140, 196020, 197460, 202554, 204042, 217206, 225060, 241340, 265474, 266571, 276210, 294030, 296190, 303831, 306063, 325809, 331452, 337590, 340070, 355428, 362010, 374077, 398211, 405108, 408084, 414315, 434412, 444285, 506385, 510105, 530948, 533142, 543015, 552420, 588060, 592380, 607662, 612126, 651618, 663685, 675180, 680140, 724020, 748154, 796422, 828630, 888570, 911493, 918189, 977427, 1012770, 1020210, 1066284, 1086030, 1122231, 1194633, 1215324, 1224252, 1303236, 1327370, 1332855, 1496308, 1519155, 1530315, 1592844, 1629045, 1657260, 1777140, 1822986, 1836378, 1870385, 1954854, 1991055, 2025540, 2040420, 2172060, 2244462, 2389266, 2654740, 2665710, 2754567, 2932281, 3038310, 3060630, 3258090, 3366693, 3583899, 3645972, 3672756, 3740770, 3909708, 3982110, 4114847, 4488924, 4557465, 4590945, 4778532, 4887135, 5331420, 5509134, 5611155, 5864562, 5973165, 6076620, 6121260, 6516180, 6733386, 7167798, 7481540, 7964220, 8229694, 8263701, 9114930, 9181890, 9774270, 10100079, 10751697, 11018268, 11222310, 11729124, 11946330, 12344541, 13466772, 13772835, 14335596, 14661405, 16459388, 16527402, 16833465, 17919495, 18229860, 18363780, 19548540, 20200158, 20574235, 21503394, 22444620, 23892660, 24689082, 27545670, 29322810, 30300237, 32255091, 33054804, 33666930, 35838990, 37033623, 40400316, 41148470, 41318505, 43006788, 49378164, 50500395, 53758485, 55091340, 58645620, 60600474, 61722705, 64510182, 67333860, 71677980, 74067246, 82296940, 82637010, 90900711, 101000790, 107516970, 111100869, 121200948, 123445410, 129020364, 148134492, 151501185, 161275455, 165274020, 181801422, 185168115, 202001580, 215033940, 222201738, 246890820, 303002370, 322550910, 333302607, 363602844, 370336230, 444403476, 454503555, 555504345, 606004740, 645101820, 666605214, 740672460, 909007110, 999907821, 1111008690, 1333210428, 1666513035, 1818014220, 1999815642, 2222017380, 3333026070, 3999631284, 4999539105, 6666052140, 9999078210, 19998156420]

約数ペア:

[(1, 19998156420), (2, 9999078210), (3, 6666052140), (4, 4999539105), (5, 3999631284), (6, 3333026070), (9, 2222017380), (10, 1999815642), (11, 1818014220), (12, 1666513035), (15, 1333210428), (18, 1111008690), (20, 999907821), (22, 909007110), (27, 740672460), (30, 666605214), (31, 645101820), (33, 606004740), (36, 555504345), (44, 454503555), (45, 444403476), (54, 370336230), (55, 363602844), (60, 333302607), (62, 322550910), (66, 303002370), (81, 246890820), (90, 222201738), (93, 215033940), (99, 202001580), (108, 185168115), (110, 181801422), (121, 165274020), (124, 161275455), (132, 151501185), (135, 148134492), (155, 129020364), (162, 123445410), (165, 121200948), (180, 111100869), (186, 107516970), (198, 101000790), (220, 90900711), (242, 82637010), (243, 82296940), (270, 74067246), (279, 71677980), (297, 67333860), (310, 64510182), (324, 61722705), (330, 60600474), (341, 58645620), (363, 55091340), (372, 53758485), (396, 50500395), (405, 49378164), (465, 43006788), (484, 41318505), (486, 41148470), (495, 40400316), (540, 37033623), (558, 35838990), (594, 33666930), (605, 33054804), (620, 32255091), (660, 30300237), (682, 29322810), (726, 27545670), (810, 24689082), (837, 23892660), (891, 22444620), (930, 21503394), (972, 20574235), (990, 20200158), (1023, 19548540), (1089, 18363780), (1097, 18229860), (1116, 17919495), (1188, 16833465), (1210, 16527402), (1215, 16459388), (1364, 14661405), (1395, 14335596), (1452, 13772835), (1485, 13466772), (1620, 12344541), (1674, 11946330), (1705, 11729124), (1782, 11222310), (1815, 11018268), (1860, 10751697), (1980, 10100079), (2046, 9774270), (2178, 9181890), (2194, 9114930), (2420, 8263701), (2430, 8229694), (2511, 7964220), (2673, 7481540), (2790, 7167798), (2970, 6733386), (3069, 6516180), (3267, 6121260), (3291, 6076620), (3348, 5973165), (3410, 5864562), (3564, 5611155), (3630, 5509134), (3751, 5331420), (4092, 4887135), (4185, 4778532), (4356, 4590945), (4388, 4557465), (4455, 4488924), (4860, 4114847), (5022, 3982110), (5115, 3909708), (5346, 3740770), (5445, 3672756), (5485, 3645972), (5580, 3583899), (5940, 3366693), (6138, 3258090), (6534, 3060630), (6582, 3038310), (6820, 2932281), (7260, 2754567), (7502, 2665710), (7533, 2654740), (8370, 2389266), (8910, 2244462), (9207, 2172060), (9801, 2040420), (9873, 2025540), (10044, 1991055), (10230, 1954854), (10692, 1870385), (10890, 1836378), (10970, 1822986), (11253, 1777140), (12067, 1657260), (12276, 1629045), (12555, 1592844), (13068, 1530315), (13164, 1519155), (13365, 1496308), (15004, 1332855), (15066, 1327370), (15345, 1303236), (16335, 1224252), (16455, 1215324), (16740, 1194633), (17820, 1122231), (18414, 1086030), (18755, 1066284), (19602, 1020210), (19746, 1012770), (20460, 977427), (21780, 918189), (21940, 911493), (22506, 888570), (24134, 828630), (25110, 796422), (26730, 748154), (27621, 724020), (29403, 680140), (29619, 675180), (30132, 663685), (30690, 651618), (32670, 612126), (32910, 607662), (33759, 592380), (34007, 588060), (36201, 552420), (36828, 543015), (37510, 533142), (37665, 530948), (39204, 510105), (39492, 506385), (45012, 444285), (46035, 434412), (48268, 414315), (49005, 408084), (49365, 405108), (50220, 398211), (53460, 374077), (55242, 362010), (56265, 355428), (58806, 340070), (59238, 337590), (60335, 331452), (61380, 325809), (65340, 306063), (65820, 303831), (67518, 296190), (68014, 294030), (72402, 276210), (75020, 266571), (75330, 265474), (82863, 241340), (88857, 225060), (92070, 217206), (98010, 204042), (98730, 202554), (101277, 197460), (102021, 196020), (108603, 184140), (110484, 181005), (112530, 177714), (117612, 170035), (118476, 168795), (120670, 165726), (132737, 150660), (135036, 148095), (136028, 147015), (138105, 144804)]