128067660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{101641}}^1$

素因数の和:101663

約数の個数: 72

約数和(自身を含む): 443972256

約数和(自身を除く): 315904596

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, 101641, 203282, 304923, 406564, 508205, 609846, 711487, 914769, 1016410, 1219692, 1422974, 1524615, 1829538, 2032820, 2134461, 2845948, 3049230, 3557435, 3659076, 4268922, 4573845, 6098460, 6403383, 7114870, 8537844, 9147690, 10672305, 12806766, 14229740, 18295380, 21344610, 25613532, 32016915, 42689220, 64033830, 128067660]

約数ペア:

[(1, 128067660), (2, 64033830), (3, 42689220), (4, 32016915), (5, 25613532), (6, 21344610), (7, 18295380), (9, 14229740), (10, 12806766), (12, 10672305), (14, 9147690), (15, 8537844), (18, 7114870), (20, 6403383), (21, 6098460), (28, 4573845), (30, 4268922), (35, 3659076), (36, 3557435), (42, 3049230), (45, 2845948), (60, 2134461), (63, 2032820), (70, 1829538), (84, 1524615), (90, 1422974), (105, 1219692), (126, 1016410), (140, 914769), (180, 711487), (210, 609846), (252, 508205), (315, 406564), (420, 304923), (630, 203282), (1260, 101641)]