19938600

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:105

約数の個数: 288

約数和(自身を含む): 78343200

約数和(自身を除く): 58404600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 19, 20, 22, 24, 25, 30, 33, 36, 38, 40, 44, 45, 50, 53, 55, 57, 60, 66, 72, 75, 76, 88, 90, 95, 99, 100, 106, 110, 114, 120, 132, 150, 152, 159, 165, 171, 180, 190, 198, 200, 209, 212, 220, 225, 228, 264, 265, 275, 285, 300, 318, 330, 342, 360, 380, 396, 418, 424, 440, 450, 456, 475, 477, 495, 530, 550, 570, 583, 600, 627, 636, 660, 684, 760, 792, 795, 825, 836, 855, 900, 950, 954, 990, 1007, 1045, 1060, 1100, 1140, 1166, 1254, 1272, 1320, 1325, 1368, 1425, 1590, 1650, 1672, 1710, 1749, 1800, 1881, 1900, 1908, 1980, 2014, 2090, 2120, 2200, 2280, 2332, 2385, 2475, 2508, 2650, 2850, 2915, 3021, 3135, 3180, 3300, 3420, 3498, 3762, 3800, 3816, 3960, 3975, 4028, 4180, 4275, 4664, 4770, 4950, 5016, 5035, 5225, 5247, 5300, 5700, 5830, 6042, 6270, 6360, 6600, 6840, 6996, 7524, 7950, 8056, 8360, 8550, 8745, 9063, 9405, 9540, 9900, 10070, 10450, 10494, 10600, 11077, 11400, 11660, 11925, 12084, 12540, 13992, 14575, 15048, 15105, 15675, 15900, 17100, 17490, 18126, 18810, 19080, 19800, 20140, 20900, 20988, 22154, 23320, 23850, 24168, 25080, 25175, 26235, 29150, 30210, 31350, 31800, 33231, 34200, 34980, 36252, 37620, 40280, 41800, 41976, 43725, 44308, 45315, 47025, 47700, 50350, 52470, 55385, 58300, 60420, 62700, 66462, 69960, 72504, 75240, 75525, 87450, 88616, 90630, 94050, 95400, 99693, 100700, 104940, 110770, 116600, 120840, 125400, 131175, 132924, 151050, 166155, 174900, 181260, 188100, 199386, 201400, 209880, 221540, 226575, 262350, 265848, 276925, 302100, 332310, 349800, 362520, 376200, 398772, 443080, 453150, 498465, 524700, 553850, 604200, 664620, 797544, 830775, 906300, 996930, 1049400, 1107700, 1329240, 1661550, 1812600, 1993860, 2215400, 2492325, 3323100, 3987720, 4984650, 6646200, 9969300, 19938600]

約数ペア:

[(1, 19938600), (2, 9969300), (3, 6646200), (4, 4984650), (5, 3987720), (6, 3323100), (8, 2492325), (9, 2215400), (10, 1993860), (11, 1812600), (12, 1661550), (15, 1329240), (18, 1107700), (19, 1049400), (20, 996930), (22, 906300), (24, 830775), (25, 797544), (30, 664620), (33, 604200), (36, 553850), (38, 524700), (40, 498465), (44, 453150), (45, 443080), (50, 398772), (53, 376200), (55, 362520), (57, 349800), (60, 332310), (66, 302100), (72, 276925), (75, 265848), (76, 262350), (88, 226575), (90, 221540), (95, 209880), (99, 201400), (100, 199386), (106, 188100), (110, 181260), (114, 174900), (120, 166155), (132, 151050), (150, 132924), (152, 131175), (159, 125400), (165, 120840), (171, 116600), (180, 110770), (190, 104940), (198, 100700), (200, 99693), (209, 95400), (212, 94050), (220, 90630), (225, 88616), (228, 87450), (264, 75525), (265, 75240), (275, 72504), (285, 69960), (300, 66462), (318, 62700), (330, 60420), (342, 58300), (360, 55385), (380, 52470), (396, 50350), (418, 47700), (424, 47025), (440, 45315), (450, 44308), (456, 43725), (475, 41976), (477, 41800), (495, 40280), (530, 37620), (550, 36252), (570, 34980), (583, 34200), (600, 33231), (627, 31800), (636, 31350), (660, 30210), (684, 29150), (760, 26235), (792, 25175), (795, 25080), (825, 24168), (836, 23850), (855, 23320), (900, 22154), (950, 20988), (954, 20900), (990, 20140), (1007, 19800), (1045, 19080), (1060, 18810), (1100, 18126), (1140, 17490), (1166, 17100), (1254, 15900), (1272, 15675), (1320, 15105), (1325, 15048), (1368, 14575), (1425, 13992), (1590, 12540), (1650, 12084), (1672, 11925), (1710, 11660), (1749, 11400), (1800, 11077), (1881, 10600), (1900, 10494), (1908, 10450), (1980, 10070), (2014, 9900), (2090, 9540), (2120, 9405), (2200, 9063), (2280, 8745), (2332, 8550), (2385, 8360), (2475, 8056), (2508, 7950), (2650, 7524), (2850, 6996), (2915, 6840), (3021, 6600), (3135, 6360), (3180, 6270), (3300, 6042), (3420, 5830), (3498, 5700), (3762, 5300), (3800, 5247), (3816, 5225), (3960, 5035), (3975, 5016), (4028, 4950), (4180, 4770), (4275, 4664)]