128377830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{611323}}^1$

素因数の和:611340

約数の個数: 32

約数和(自身を含む): 352122624

約数和(自身を除く): 223744794

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 611323, 1222646, 1833969, 3056615, 3667938, 4279261, 6113230, 8558522, 9169845, 12837783, 18339690, 21396305, 25675566, 42792610, 64188915, 128377830]

約数ペア:

[(1, 128377830), (2, 64188915), (3, 42792610), (5, 25675566), (6, 21396305), (7, 18339690), (10, 12837783), (14, 9169845), (15, 8558522), (21, 6113230), (30, 4279261), (35, 3667938), (42, 3056615), (70, 1833969), (105, 1222646), (210, 611323)]