30015660

素因数分解:

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

素因数の和:271

約数の個数: 96

約数和(自身を含む): 87494400

約数和(自身を除く): 57478740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 61, 118, 122, 139, 177, 183, 236, 244, 278, 295, 305, 354, 366, 417, 556, 590, 610, 695, 708, 732, 834, 885, 915, 1180, 1220, 1390, 1668, 1770, 1830, 2085, 2780, 3540, 3599, 3660, 4170, 7198, 8201, 8340, 8479, 10797, 14396, 16402, 16958, 17995, 21594, 24603, 25437, 32804, 33916, 35990, 41005, 42395, 43188, 49206, 50874, 53985, 71980, 82010, 84790, 98412, 101748, 107970, 123015, 127185, 164020, 169580, 215940, 246030, 254370, 492060, 500261, 508740, 1000522, 1500783, 2001044, 2501305, 3001566, 5002610, 6003132, 7503915, 10005220, 15007830, 30015660]

約数ペア:

[(1, 30015660), (2, 15007830), (3, 10005220), (4, 7503915), (5, 6003132), (6, 5002610), (10, 3001566), (12, 2501305), (15, 2001044), (20, 1500783), (30, 1000522), (59, 508740), (60, 500261), (61, 492060), (118, 254370), (122, 246030), (139, 215940), (177, 169580), (183, 164020), (236, 127185), (244, 123015), (278, 107970), (295, 101748), (305, 98412), (354, 84790), (366, 82010), (417, 71980), (556, 53985), (590, 50874), (610, 49206), (695, 43188), (708, 42395), (732, 41005), (834, 35990), (885, 33916), (915, 32804), (1180, 25437), (1220, 24603), (1390, 21594), (1668, 17995), (1770, 16958), (1830, 16402), (2085, 14396), (2780, 10797), (3540, 8479), (3599, 8340), (3660, 8201), (4170, 7198)]