40317720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1249}}^1$

素因数の和:1532

約数の個数: 64

約数和(自身を含む): 121500000

約数和(自身を除く): 81182280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 269, 538, 807, 1076, 1249, 1345, 1614, 2152, 2498, 2690, 3228, 3747, 4035, 4996, 5380, 6245, 6456, 7494, 8070, 9992, 10760, 12490, 14988, 16140, 18735, 24980, 29976, 32280, 37470, 49960, 74940, 149880, 335981, 671962, 1007943, 1343924, 1679905, 2015886, 2687848, 3359810, 4031772, 5039715, 6719620, 8063544, 10079430, 13439240, 20158860, 40317720]

約数ペア:

[(1, 40317720), (2, 20158860), (3, 13439240), (4, 10079430), (5, 8063544), (6, 6719620), (8, 5039715), (10, 4031772), (12, 3359810), (15, 2687848), (20, 2015886), (24, 1679905), (30, 1343924), (40, 1007943), (60, 671962), (120, 335981), (269, 149880), (538, 74940), (807, 49960), (1076, 37470), (1249, 32280), (1345, 29976), (1614, 24980), (2152, 18735), (2498, 16140), (2690, 14988), (3228, 12490), (3747, 10760), (4035, 9992), (4996, 8070), (5380, 7494), (6245, 6456)]