1987737960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^2$

素因数の和:360

約数の個数: 192

約数和(自身を含む): 6554822400

約数和(自身を除く): 4567084440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 79, 104, 120, 127, 130, 156, 158, 195, 237, 254, 260, 312, 316, 381, 390, 395, 474, 508, 520, 632, 635, 762, 780, 790, 948, 1016, 1027, 1185, 1270, 1524, 1560, 1580, 1651, 1896, 1905, 2054, 2370, 2540, 3048, 3081, 3160, 3302, 3810, 4108, 4740, 4953, 5080, 5135, 6162, 6604, 7620, 8216, 8255, 9480, 9906, 10033, 10270, 12324, 13208, 15240, 15405, 16129, 16510, 19812, 20066, 20540, 24648, 24765, 30099, 30810, 32258, 33020, 39624, 40132, 41080, 48387, 49530, 50165, 60198, 61620, 64516, 66040, 80264, 80645, 96774, 99060, 100330, 120396, 123240, 129032, 130429, 150495, 161290, 193548, 198120, 200660, 209677, 240792, 241935, 260858, 300990, 322580, 387096, 391287, 401320, 419354, 483870, 521716, 601980, 629031, 645160, 652145, 782574, 838708, 967740, 1043432, 1048385, 1203960, 1258062, 1274191, 1304290, 1565148, 1677416, 1935480, 1956435, 2096770, 2516124, 2548382, 2608580, 3130296, 3145155, 3822573, 3912870, 4193540, 5032248, 5096764, 5217160, 6290310, 6370955, 7645146, 7825740, 8387080, 10193528, 12580620, 12741910, 15290292, 15651480, 16564483, 19112865, 25161240, 25483820, 30580584, 33128966, 38225730, 49693449, 50967640, 66257932, 76451460, 82822415, 99386898, 132515864, 152902920, 165644830, 198773796, 248467245, 331289660, 397547592, 496934490, 662579320, 993868980, 1987737960]

約数ペア:

[(1, 1987737960), (2, 993868980), (3, 662579320), (4, 496934490), (5, 397547592), (6, 331289660), (8, 248467245), (10, 198773796), (12, 165644830), (13, 152902920), (15, 132515864), (20, 99386898), (24, 82822415), (26, 76451460), (30, 66257932), (39, 50967640), (40, 49693449), (52, 38225730), (60, 33128966), (65, 30580584), (78, 25483820), (79, 25161240), (104, 19112865), (120, 16564483), (127, 15651480), (130, 15290292), (156, 12741910), (158, 12580620), (195, 10193528), (237, 8387080), (254, 7825740), (260, 7645146), (312, 6370955), (316, 6290310), (381, 5217160), (390, 5096764), (395, 5032248), (474, 4193540), (508, 3912870), (520, 3822573), (632, 3145155), (635, 3130296), (762, 2608580), (780, 2548382), (790, 2516124), (948, 2096770), (1016, 1956435), (1027, 1935480), (1185, 1677416), (1270, 1565148), (1524, 1304290), (1560, 1274191), (1580, 1258062), (1651, 1203960), (1896, 1048385), (1905, 1043432), (2054, 967740), (2370, 838708), (2540, 782574), (3048, 652145), (3081, 645160), (3160, 629031), (3302, 601980), (3810, 521716), (4108, 483870), (4740, 419354), (4953, 401320), (5080, 391287), (5135, 387096), (6162, 322580), (6604, 300990), (7620, 260858), (8216, 241935), (8255, 240792), (9480, 209677), (9906, 200660), (10033, 198120), (10270, 193548), (12324, 161290), (13208, 150495), (15240, 130429), (15405, 129032), (16129, 123240), (16510, 120396), (19812, 100330), (20066, 99060), (20540, 96774), (24648, 80645), (24765, 80264), (30099, 66040), (30810, 64516), (32258, 61620), (33020, 60198), (39624, 50165), (40132, 49530), (41080, 48387)]