215940

素因数分解:

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

素因数の和:132

約数の個数: 48

約数和(自身を含む): 624960

約数和(自身を除く): 409020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 61, 118, 122, 177, 183, 236, 244, 295, 305, 354, 366, 590, 610, 708, 732, 885, 915, 1180, 1220, 1770, 1830, 3540, 3599, 3660, 7198, 10797, 14396, 17995, 21594, 35990, 43188, 53985, 71980, 107970, 215940]

約数ペア:

[(1, 215940), (2, 107970), (3, 71980), (4, 53985), (5, 43188), (6, 35990), (10, 21594), (12, 17995), (15, 14396), (20, 10797), (30, 7198), (59, 3660), (60, 3599), (61, 3540), (118, 1830), (122, 1770), (177, 1220), (183, 1180), (236, 915), (244, 885), (295, 732), (305, 708), (354, 610), (366, 590)]