87611580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2243}}^1$

素因数の和:2296

約数の個数: 144

約数和(自身を含む): 313657344

約数和(自身を除く): 226045764

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2243, 2604, 2790, 3255, 3906, 4340, 4486, 5580, 6510, 6729, 7812, 8972, 9765, 11215, 13020, 13458, 15701, 19530, 20187, 22430, 26916, 31402, 33645, 39060, 40374, 44860, 47103, 62804, 67290, 69533, 78505, 80748, 94206, 100935, 134580, 139066, 141309, 157010, 188412, 201870, 208599, 235515, 278132, 282618, 314020, 347665, 403740, 417198, 471030, 486731, 565236, 625797, 695330, 706545, 834396, 942060, 973462, 1042995, 1251594, 1390660, 1413090, 1460193, 1946924, 2085990, 2433655, 2503188, 2826180, 2920386, 3128985, 4171980, 4380579, 4867310, 5840772, 6257970, 7300965, 8761158, 9734620, 12515940, 14601930, 17522316, 21902895, 29203860, 43805790, 87611580]

約数ペア:

[(1, 87611580), (2, 43805790), (3, 29203860), (4, 21902895), (5, 17522316), (6, 14601930), (7, 12515940), (9, 9734620), (10, 8761158), (12, 7300965), (14, 6257970), (15, 5840772), (18, 4867310), (20, 4380579), (21, 4171980), (28, 3128985), (30, 2920386), (31, 2826180), (35, 2503188), (36, 2433655), (42, 2085990), (45, 1946924), (60, 1460193), (62, 1413090), (63, 1390660), (70, 1251594), (84, 1042995), (90, 973462), (93, 942060), (105, 834396), (124, 706545), (126, 695330), (140, 625797), (155, 565236), (180, 486731), (186, 471030), (210, 417198), (217, 403740), (252, 347665), (279, 314020), (310, 282618), (315, 278132), (372, 235515), (420, 208599), (434, 201870), (465, 188412), (558, 157010), (620, 141309), (630, 139066), (651, 134580), (868, 100935), (930, 94206), (1085, 80748), (1116, 78505), (1260, 69533), (1302, 67290), (1395, 62804), (1860, 47103), (1953, 44860), (2170, 40374), (2243, 39060), (2604, 33645), (2790, 31402), (3255, 26916), (3906, 22430), (4340, 20187), (4486, 19530), (5580, 15701), (6510, 13458), (6729, 13020), (7812, 11215), (8972, 9765)]