128845620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{887}}^1$

素因数の和:1174

約数の個数: 96

約数和(自身を含む): 402796800

約数和(自身を除く): 273951180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 269, 270, 538, 540, 807, 887, 1076, 1345, 1614, 1774, 2421, 2661, 2690, 3228, 3548, 4035, 4435, 4842, 5322, 5380, 7263, 7983, 8070, 8870, 9684, 10644, 12105, 13305, 14526, 15966, 16140, 17740, 23949, 24210, 26610, 29052, 31932, 36315, 39915, 47898, 48420, 53220, 72630, 79830, 95796, 119745, 145260, 159660, 238603, 239490, 477206, 478980, 715809, 954412, 1193015, 1431618, 2147427, 2386030, 2863236, 3579045, 4294854, 4772060, 6442281, 7158090, 8589708, 10737135, 12884562, 14316180, 21474270, 25769124, 32211405, 42948540, 64422810, 128845620]

約数ペア:

[(1, 128845620), (2, 64422810), (3, 42948540), (4, 32211405), (5, 25769124), (6, 21474270), (9, 14316180), (10, 12884562), (12, 10737135), (15, 8589708), (18, 7158090), (20, 6442281), (27, 4772060), (30, 4294854), (36, 3579045), (45, 2863236), (54, 2386030), (60, 2147427), (90, 1431618), (108, 1193015), (135, 954412), (180, 715809), (269, 478980), (270, 477206), (538, 239490), (540, 238603), (807, 159660), (887, 145260), (1076, 119745), (1345, 95796), (1614, 79830), (1774, 72630), (2421, 53220), (2661, 48420), (2690, 47898), (3228, 39915), (3548, 36315), (4035, 31932), (4435, 29052), (4842, 26610), (5322, 24210), (5380, 23949), (7263, 17740), (7983, 16140), (8070, 15966), (8870, 14526), (9684, 13305), (10644, 12105)]