90046980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:274

約数の個数: 144

約数和(自身を含む): 284356800

約数和(自身を除く): 194309820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 61, 90, 118, 122, 139, 177, 180, 183, 236, 244, 278, 295, 305, 354, 366, 417, 531, 549, 556, 590, 610, 695, 708, 732, 834, 885, 915, 1062, 1098, 1180, 1220, 1251, 1390, 1668, 1770, 1830, 2085, 2124, 2196, 2502, 2655, 2745, 2780, 3540, 3599, 3660, 4170, 5004, 5310, 5490, 6255, 7198, 8201, 8340, 8479, 10620, 10797, 10980, 12510, 14396, 16402, 16958, 17995, 21594, 24603, 25020, 25437, 32391, 32804, 33916, 35990, 41005, 42395, 43188, 49206, 50874, 53985, 64782, 71980, 73809, 76311, 82010, 84790, 98412, 101748, 107970, 123015, 127185, 129564, 147618, 152622, 161955, 164020, 169580, 215940, 246030, 254370, 295236, 305244, 323910, 369045, 381555, 492060, 500261, 508740, 647820, 738090, 763110, 1000522, 1476180, 1500783, 1526220, 2001044, 2501305, 3001566, 4502349, 5002610, 6003132, 7503915, 9004698, 10005220, 15007830, 18009396, 22511745, 30015660, 45023490, 90046980]

約数ペア:

[(1, 90046980), (2, 45023490), (3, 30015660), (4, 22511745), (5, 18009396), (6, 15007830), (9, 10005220), (10, 9004698), (12, 7503915), (15, 6003132), (18, 5002610), (20, 4502349), (30, 3001566), (36, 2501305), (45, 2001044), (59, 1526220), (60, 1500783), (61, 1476180), (90, 1000522), (118, 763110), (122, 738090), (139, 647820), (177, 508740), (180, 500261), (183, 492060), (236, 381555), (244, 369045), (278, 323910), (295, 305244), (305, 295236), (354, 254370), (366, 246030), (417, 215940), (531, 169580), (549, 164020), (556, 161955), (590, 152622), (610, 147618), (695, 129564), (708, 127185), (732, 123015), (834, 107970), (885, 101748), (915, 98412), (1062, 84790), (1098, 82010), (1180, 76311), (1220, 73809), (1251, 71980), (1390, 64782), (1668, 53985), (1770, 50874), (1830, 49206), (2085, 43188), (2124, 42395), (2196, 41005), (2502, 35990), (2655, 33916), (2745, 32804), (2780, 32391), (3540, 25437), (3599, 25020), (3660, 24603), (4170, 21594), (5004, 17995), (5310, 16958), (5490, 16402), (6255, 14396), (7198, 12510), (8201, 10980), (8340, 10797), (8479, 10620)]