13221240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6481}}^1$

素因数の和:6512

約数の個数: 64

約数和(自身を含む): 42003360

約数和(自身を除く): 28782120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 6481, 12962, 19443, 25924, 32405, 38886, 51848, 64810, 77772, 97215, 110177, 129620, 155544, 194430, 220354, 259240, 330531, 388860, 440708, 550885, 661062, 777720, 881416, 1101770, 1322124, 1652655, 2203540, 2644248, 3305310, 4407080, 6610620, 13221240]

約数ペア:

[(1, 13221240), (2, 6610620), (3, 4407080), (4, 3305310), (5, 2644248), (6, 2203540), (8, 1652655), (10, 1322124), (12, 1101770), (15, 881416), (17, 777720), (20, 661062), (24, 550885), (30, 440708), (34, 388860), (40, 330531), (51, 259240), (60, 220354), (68, 194430), (85, 155544), (102, 129620), (120, 110177), (136, 97215), (170, 77772), (204, 64810), (255, 51848), (340, 38886), (408, 32405), (510, 25924), (680, 19443), (1020, 12962), (2040, 6481)]