138973920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{691}}^1$

素因数の和:1128

約数の個数: 96

約数和(自身を含む): 439447680

約数和(自身を除く): 300473760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 419, 480, 691, 838, 1257, 1382, 1676, 2073, 2095, 2514, 2764, 3352, 3455, 4146, 4190, 5028, 5528, 6285, 6704, 6910, 8292, 8380, 10056, 10365, 11056, 12570, 13408, 13820, 16584, 16760, 20112, 20730, 22112, 25140, 27640, 33168, 33520, 40224, 41460, 50280, 55280, 66336, 67040, 82920, 100560, 110560, 165840, 201120, 289529, 331680, 579058, 868587, 1158116, 1447645, 1737174, 2316232, 2895290, 3474348, 4342935, 4632464, 5790580, 6948696, 8685870, 9264928, 11581160, 13897392, 17371740, 23162320, 27794784, 34743480, 46324640, 69486960, 138973920]

約数ペア:

[(1, 138973920), (2, 69486960), (3, 46324640), (4, 34743480), (5, 27794784), (6, 23162320), (8, 17371740), (10, 13897392), (12, 11581160), (15, 9264928), (16, 8685870), (20, 6948696), (24, 5790580), (30, 4632464), (32, 4342935), (40, 3474348), (48, 2895290), (60, 2316232), (80, 1737174), (96, 1447645), (120, 1158116), (160, 868587), (240, 579058), (419, 331680), (480, 289529), (691, 201120), (838, 165840), (1257, 110560), (1382, 100560), (1676, 82920), (2073, 67040), (2095, 66336), (2514, 55280), (2764, 50280), (3352, 41460), (3455, 40224), (4146, 33520), (4190, 33168), (5028, 27640), (5528, 25140), (6285, 22112), (6704, 20730), (6910, 20112), (8292, 16760), (8380, 16584), (10056, 13820), (10365, 13408), (11056, 12570)]