280925658

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:402

約数の個数: 120

約数和(自身を含む): 705741696

約数和(自身を除く): 424816038

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 31, 39, 54, 62, 78, 81, 93, 117, 162, 169, 186, 234, 279, 331, 338, 351, 403, 507, 558, 662, 702, 806, 837, 993, 1014, 1053, 1209, 1521, 1674, 1986, 2106, 2418, 2511, 2979, 3042, 3627, 4303, 4563, 5022, 5239, 5958, 7254, 8606, 8937, 9126, 10261, 10478, 10881, 12909, 13689, 15717, 17874, 20522, 21762, 25818, 26811, 27378, 30783, 31434, 32643, 38727, 47151, 53622, 55939, 61566, 65286, 77454, 92349, 94302, 111878, 116181, 133393, 141453, 167817, 184698, 232362, 266786, 277047, 282906, 335634, 348543, 400179, 424359, 503451, 554094, 697086, 800358, 831141, 848718, 1006902, 1200537, 1510353, 1662282, 1734109, 2401074, 3020706, 3468218, 3601611, 4531059, 5202327, 7203222, 9062118, 10404654, 10804833, 15606981, 21609666, 31213962, 46820943, 93641886, 140462829, 280925658]

約数ペア:

[(1, 280925658), (2, 140462829), (3, 93641886), (6, 46820943), (9, 31213962), (13, 21609666), (18, 15606981), (26, 10804833), (27, 10404654), (31, 9062118), (39, 7203222), (54, 5202327), (62, 4531059), (78, 3601611), (81, 3468218), (93, 3020706), (117, 2401074), (162, 1734109), (169, 1662282), (186, 1510353), (234, 1200537), (279, 1006902), (331, 848718), (338, 831141), (351, 800358), (403, 697086), (507, 554094), (558, 503451), (662, 424359), (702, 400179), (806, 348543), (837, 335634), (993, 282906), (1014, 277047), (1053, 266786), (1209, 232362), (1521, 184698), (1674, 167817), (1986, 141453), (2106, 133393), (2418, 116181), (2511, 111878), (2979, 94302), (3042, 92349), (3627, 77454), (4303, 65286), (4563, 61566), (5022, 55939), (5239, 53622), (5958, 47151), (7254, 38727), (8606, 32643), (8937, 31434), (9126, 30783), (10261, 27378), (10478, 26811), (10881, 25818), (12909, 21762), (13689, 20522), (15717, 17874)]