261689064

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{709}}^1$

素因数の和:764

約数の個数: 128

約数和(自身を含む): 811104000

約数和(自身を除く): 549414936

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 169, 182, 273, 312, 338, 364, 507, 546, 676, 709, 728, 1014, 1092, 1183, 1352, 1418, 2028, 2127, 2184, 2197, 2366, 2836, 3549, 4056, 4254, 4394, 4732, 4963, 5672, 6591, 7098, 8508, 8788, 9217, 9464, 9926, 13182, 14196, 14889, 15379, 17016, 17576, 18434, 19852, 26364, 27651, 28392, 29778, 30758, 36868, 39704, 46137, 52728, 55302, 59556, 61516, 64519, 73736, 92274, 110604, 119112, 119821, 123032, 129038, 184548, 193557, 221208, 239642, 258076, 359463, 369096, 387114, 479284, 516152, 718926, 774228, 838747, 958568, 1437852, 1548456, 1557673, 1677494, 2516241, 2875704, 3115346, 3354988, 4673019, 5032482, 6230692, 6709976, 9346038, 10064964, 10903711, 12461384, 18692076, 20129928, 21807422, 32711133, 37384152, 43614844, 65422266, 87229688, 130844532, 261689064]

約数ペア:

[(1, 261689064), (2, 130844532), (3, 87229688), (4, 65422266), (6, 43614844), (7, 37384152), (8, 32711133), (12, 21807422), (13, 20129928), (14, 18692076), (21, 12461384), (24, 10903711), (26, 10064964), (28, 9346038), (39, 6709976), (42, 6230692), (52, 5032482), (56, 4673019), (78, 3354988), (84, 3115346), (91, 2875704), (104, 2516241), (156, 1677494), (168, 1557673), (169, 1548456), (182, 1437852), (273, 958568), (312, 838747), (338, 774228), (364, 718926), (507, 516152), (546, 479284), (676, 387114), (709, 369096), (728, 359463), (1014, 258076), (1092, 239642), (1183, 221208), (1352, 193557), (1418, 184548), (2028, 129038), (2127, 123032), (2184, 119821), (2197, 119112), (2366, 110604), (2836, 92274), (3549, 73736), (4056, 64519), (4254, 61516), (4394, 59556), (4732, 55302), (4963, 52728), (5672, 46137), (6591, 39704), (7098, 36868), (8508, 30758), (8788, 29778), (9217, 28392), (9464, 27651), (9926, 26364), (13182, 19852), (14196, 18434), (14889, 17576), (15379, 17016)]