128934540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{102329}}^1$

素因数の和:102351

約数の個数: 72

約数和(自身を含む): 446977440

約数和(自身を除く): 318042900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 102329, 204658, 306987, 409316, 511645, 613974, 716303, 920961, 1023290, 1227948, 1432606, 1534935, 1841922, 2046580, 2148909, 2865212, 3069870, 3581515, 3683844, 4297818, 4604805, 6139740, 6446727, 7163030, 8595636, 9209610, 10744545, 12893454, 14326060, 18419220, 21489090, 25786908, 32233635, 42978180, 64467270, 128934540]

約数ペア:

[(1, 128934540), (2, 64467270), (3, 42978180), (4, 32233635), (5, 25786908), (6, 21489090), (7, 18419220), (9, 14326060), (10, 12893454), (12, 10744545), (14, 9209610), (15, 8595636), (18, 7163030), (20, 6446727), (21, 6139740), (28, 4604805), (30, 4297818), (35, 3683844), (36, 3581515), (42, 3069870), (45, 2865212), (60, 2148909), (63, 2046580), (70, 1841922), (84, 1534935), (90, 1432606), (105, 1227948), (126, 1023290), (140, 920961), (180, 716303), (210, 613974), (252, 511645), (315, 409316), (420, 306987), (630, 204658), (1260, 102329)]