309500580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{821}}^1$

素因数の和:997

約数の個数: 96

約数和(自身を含む): 890443008

約数和(自身を除く): 580942428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 103, 122, 183, 206, 244, 305, 309, 366, 412, 515, 610, 618, 732, 821, 915, 1030, 1220, 1236, 1545, 1642, 1830, 2060, 2463, 3090, 3284, 3660, 4105, 4926, 6180, 6283, 8210, 9852, 12315, 12566, 16420, 18849, 24630, 25132, 31415, 37698, 49260, 50081, 62830, 75396, 84563, 94245, 100162, 125660, 150243, 169126, 188490, 200324, 250405, 253689, 300486, 338252, 376980, 422815, 500810, 507378, 600972, 751215, 845630, 1001620, 1014756, 1268445, 1502430, 1691260, 2536890, 3004860, 5073780, 5158343, 10316686, 15475029, 20633372, 25791715, 30950058, 51583430, 61900116, 77375145, 103166860, 154750290, 309500580]

約数ペア:

[(1, 309500580), (2, 154750290), (3, 103166860), (4, 77375145), (5, 61900116), (6, 51583430), (10, 30950058), (12, 25791715), (15, 20633372), (20, 15475029), (30, 10316686), (60, 5158343), (61, 5073780), (103, 3004860), (122, 2536890), (183, 1691260), (206, 1502430), (244, 1268445), (305, 1014756), (309, 1001620), (366, 845630), (412, 751215), (515, 600972), (610, 507378), (618, 500810), (732, 422815), (821, 376980), (915, 338252), (1030, 300486), (1220, 253689), (1236, 250405), (1545, 200324), (1642, 188490), (1830, 169126), (2060, 150243), (2463, 125660), (3090, 100162), (3284, 94245), (3660, 84563), (4105, 75396), (4926, 62830), (6180, 50081), (6283, 49260), (8210, 37698), (9852, 31415), (12315, 25132), (12566, 24630), (16420, 18849)]