207680580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1$

素因数の和:426

約数の個数: 144

約数和(自身を含む): 653837184

約数和(自身を除く): 446156604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 107, 123, 164, 180, 205, 214, 246, 263, 321, 369, 410, 428, 492, 526, 535, 615, 642, 738, 789, 820, 963, 1052, 1070, 1230, 1284, 1315, 1476, 1578, 1605, 1845, 1926, 2140, 2367, 2460, 2630, 3156, 3210, 3690, 3852, 3945, 4387, 4734, 4815, 5260, 6420, 7380, 7890, 8774, 9468, 9630, 10783, 11835, 13161, 15780, 17548, 19260, 21566, 21935, 23670, 26322, 28141, 32349, 39483, 43132, 43870, 47340, 52644, 53915, 56282, 64698, 65805, 78966, 84423, 87740, 97047, 107830, 112564, 129396, 131610, 140705, 157932, 161745, 168846, 194094, 197415, 215660, 253269, 263220, 281410, 323490, 337692, 388188, 394830, 422115, 485235, 506538, 562820, 646980, 789660, 844230, 970470, 1013076, 1153781, 1266345, 1688460, 1940940, 2307562, 2532690, 3461343, 4615124, 5065380, 5768905, 6922686, 10384029, 11537810, 13845372, 17306715, 20768058, 23075620, 34613430, 41536116, 51920145, 69226860, 103840290, 207680580]

約数ペア:

[(1, 207680580), (2, 103840290), (3, 69226860), (4, 51920145), (5, 41536116), (6, 34613430), (9, 23075620), (10, 20768058), (12, 17306715), (15, 13845372), (18, 11537810), (20, 10384029), (30, 6922686), (36, 5768905), (41, 5065380), (45, 4615124), (60, 3461343), (82, 2532690), (90, 2307562), (107, 1940940), (123, 1688460), (164, 1266345), (180, 1153781), (205, 1013076), (214, 970470), (246, 844230), (263, 789660), (321, 646980), (369, 562820), (410, 506538), (428, 485235), (492, 422115), (526, 394830), (535, 388188), (615, 337692), (642, 323490), (738, 281410), (789, 263220), (820, 253269), (963, 215660), (1052, 197415), (1070, 194094), (1230, 168846), (1284, 161745), (1315, 157932), (1476, 140705), (1578, 131610), (1605, 129396), (1845, 112564), (1926, 107830), (2140, 97047), (2367, 87740), (2460, 84423), (2630, 78966), (3156, 65805), (3210, 64698), (3690, 56282), (3852, 53915), (3945, 52644), (4387, 47340), (4734, 43870), (4815, 43132), (5260, 39483), (6420, 32349), (7380, 28141), (7890, 26322), (8774, 23670), (9468, 21935), (9630, 21566), (10783, 19260), (11835, 17548), (13161, 15780)]