248754540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{7867}}^1$

素因数の和:7927

約数の個数: 96

約数和(自身を含む): 761370624

約数和(自身を除く): 512616084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 155, 170, 186, 204, 255, 310, 340, 372, 465, 510, 527, 620, 930, 1020, 1054, 1581, 1860, 2108, 2635, 3162, 5270, 6324, 7867, 7905, 10540, 15734, 15810, 23601, 31468, 31620, 39335, 47202, 78670, 94404, 118005, 133739, 157340, 236010, 243877, 267478, 401217, 472020, 487754, 534956, 668695, 731631, 802434, 975508, 1219385, 1337390, 1463262, 1604868, 2006085, 2438770, 2674780, 2926524, 3658155, 4012170, 4145909, 4877540, 7316310, 8024340, 8291818, 12437727, 14632620, 16583636, 20729545, 24875454, 41459090, 49750908, 62188635, 82918180, 124377270, 248754540]

約数ペア:

[(1, 248754540), (2, 124377270), (3, 82918180), (4, 62188635), (5, 49750908), (6, 41459090), (10, 24875454), (12, 20729545), (15, 16583636), (17, 14632620), (20, 12437727), (30, 8291818), (31, 8024340), (34, 7316310), (51, 4877540), (60, 4145909), (62, 4012170), (68, 3658155), (85, 2926524), (93, 2674780), (102, 2438770), (124, 2006085), (155, 1604868), (170, 1463262), (186, 1337390), (204, 1219385), (255, 975508), (310, 802434), (340, 731631), (372, 668695), (465, 534956), (510, 487754), (527, 472020), (620, 401217), (930, 267478), (1020, 243877), (1054, 236010), (1581, 157340), (1860, 133739), (2108, 118005), (2635, 94404), (3162, 78670), (5270, 47202), (6324, 39335), (7867, 31620), (7905, 31468), (10540, 23601), (15734, 15810)]