1216406490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{51131}}^1$

素因数の和:51215

約数の個数: 64

約数和(自身を含む): 3195545472

約数和(自身を除く): 1979138982

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 61, 65, 78, 122, 130, 183, 195, 305, 366, 390, 610, 793, 915, 1586, 1830, 2379, 3965, 4758, 7930, 11895, 23790, 51131, 102262, 153393, 255655, 306786, 511310, 664703, 766965, 1329406, 1533930, 1994109, 3118991, 3323515, 3988218, 6237982, 6647030, 9356973, 9970545, 15594955, 18713946, 19941090, 31189910, 40546883, 46784865, 81093766, 93569730, 121640649, 202734415, 243281298, 405468830, 608203245, 1216406490]

約数ペア:

[(1, 1216406490), (2, 608203245), (3, 405468830), (5, 243281298), (6, 202734415), (10, 121640649), (13, 93569730), (15, 81093766), (26, 46784865), (30, 40546883), (39, 31189910), (61, 19941090), (65, 18713946), (78, 15594955), (122, 9970545), (130, 9356973), (183, 6647030), (195, 6237982), (305, 3988218), (366, 3323515), (390, 3118991), (610, 1994109), (793, 1533930), (915, 1329406), (1586, 766965), (1830, 664703), (2379, 511310), (3965, 306786), (4758, 255655), (7930, 153393), (11895, 102262), (23790, 51131)]