159991020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:245

約数の個数: 288

約数和(自身を含む): 601735680

約数和(自身を除く): 441744660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 41, 42, 45, 57, 60, 63, 70, 76, 82, 84, 90, 95, 105, 114, 123, 126, 133, 140, 163, 164, 171, 180, 190, 205, 210, 228, 246, 252, 266, 285, 287, 315, 326, 342, 369, 380, 399, 410, 420, 489, 492, 532, 570, 574, 615, 630, 652, 665, 684, 738, 779, 798, 815, 820, 855, 861, 978, 1140, 1141, 1148, 1197, 1230, 1260, 1330, 1435, 1467, 1476, 1558, 1596, 1630, 1710, 1722, 1845, 1956, 1995, 2282, 2337, 2394, 2445, 2460, 2583, 2660, 2870, 2934, 3097, 3116, 3260, 3420, 3423, 3444, 3690, 3895, 3990, 4305, 4564, 4674, 4788, 4890, 5166, 5453, 5705, 5740, 5868, 5985, 6194, 6683, 6846, 7011, 7335, 7380, 7790, 7980, 8610, 9291, 9348, 9780, 10269, 10332, 10906, 11410, 11685, 11970, 12388, 12915, 13366, 13692, 14022, 14670, 15485, 15580, 16359, 17115, 17220, 18582, 20049, 20538, 21679, 21812, 22820, 23370, 23940, 25830, 26732, 27265, 27873, 28044, 29340, 30970, 32718, 33415, 34230, 35055, 37164, 40098, 41076, 43358, 46455, 46740, 46781, 49077, 51345, 51660, 54530, 55746, 60147, 61940, 65037, 65436, 66830, 68460, 70110, 80196, 81795, 86716, 92910, 93562, 98154, 100245, 102690, 108395, 109060, 111492, 120294, 126977, 130074, 133660, 139365, 140220, 140343, 163590, 185820, 187124, 195111, 196308, 200490, 205380, 216790, 233905, 240588, 245385, 253954, 260148, 278730, 280686, 300735, 325185, 327180, 380931, 390222, 400980, 421029, 433580, 467810, 490770, 507908, 557460, 561372, 601470, 634885, 650370, 701715, 761862, 780444, 842058, 888839, 935620, 975555, 981540, 1142793, 1202940, 1269770, 1300740, 1403430, 1523724, 1684116, 1777678, 1904655, 1951110, 2105145, 2285586, 2539540, 2666517, 2806860, 3555356, 3809310, 3902220, 4210290, 4444195, 4571172, 5333034, 5713965, 7618620, 7999551, 8420580, 8888390, 10666068, 11427930, 13332585, 15999102, 17776780, 22855860, 26665170, 31998204, 39997755, 53330340, 79995510, 159991020]

約数ペア:

[(1, 159991020), (2, 79995510), (3, 53330340), (4, 39997755), (5, 31998204), (6, 26665170), (7, 22855860), (9, 17776780), (10, 15999102), (12, 13332585), (14, 11427930), (15, 10666068), (18, 8888390), (19, 8420580), (20, 7999551), (21, 7618620), (28, 5713965), (30, 5333034), (35, 4571172), (36, 4444195), (38, 4210290), (41, 3902220), (42, 3809310), (45, 3555356), (57, 2806860), (60, 2666517), (63, 2539540), (70, 2285586), (76, 2105145), (82, 1951110), (84, 1904655), (90, 1777678), (95, 1684116), (105, 1523724), (114, 1403430), (123, 1300740), (126, 1269770), (133, 1202940), (140, 1142793), (163, 981540), (164, 975555), (171, 935620), (180, 888839), (190, 842058), (205, 780444), (210, 761862), (228, 701715), (246, 650370), (252, 634885), (266, 601470), (285, 561372), (287, 557460), (315, 507908), (326, 490770), (342, 467810), (369, 433580), (380, 421029), (399, 400980), (410, 390222), (420, 380931), (489, 327180), (492, 325185), (532, 300735), (570, 280686), (574, 278730), (615, 260148), (630, 253954), (652, 245385), (665, 240588), (684, 233905), (738, 216790), (779, 205380), (798, 200490), (815, 196308), (820, 195111), (855, 187124), (861, 185820), (978, 163590), (1140, 140343), (1141, 140220), (1148, 139365), (1197, 133660), (1230, 130074), (1260, 126977), (1330, 120294), (1435, 111492), (1467, 109060), (1476, 108395), (1558, 102690), (1596, 100245), (1630, 98154), (1710, 93562), (1722, 92910), (1845, 86716), (1956, 81795), (1995, 80196), (2282, 70110), (2337, 68460), (2394, 66830), (2445, 65436), (2460, 65037), (2583, 61940), (2660, 60147), (2870, 55746), (2934, 54530), (3097, 51660), (3116, 51345), (3260, 49077), (3420, 46781), (3423, 46740), (3444, 46455), (3690, 43358), (3895, 41076), (3990, 40098), (4305, 37164), (4564, 35055), (4674, 34230), (4788, 33415), (4890, 32718), (5166, 30970), (5453, 29340), (5705, 28044), (5740, 27873), (5868, 27265), (5985, 26732), (6194, 25830), (6683, 23940), (6846, 23370), (7011, 22820), (7335, 21812), (7380, 21679), (7790, 20538), (7980, 20049), (8610, 18582), (9291, 17220), (9348, 17115), (9780, 16359), (10269, 15580), (10332, 15485), (10906, 14670), (11410, 14022), (11685, 13692), (11970, 13366), (12388, 12915)]