285587848

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 687456000

約数和(自身を除く): 401868152

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 59, 61, 91, 104, 109, 118, 122, 182, 218, 236, 244, 364, 413, 427, 436, 472, 488, 728, 763, 767, 793, 826, 854, 872, 1417, 1526, 1534, 1586, 1652, 1708, 2834, 3052, 3068, 3172, 3304, 3416, 3599, 5369, 5551, 5668, 6104, 6136, 6344, 6431, 6649, 7198, 9919, 10738, 11102, 11336, 12862, 13298, 14396, 19838, 21476, 22204, 25193, 25724, 26596, 28792, 39676, 42952, 44408, 45017, 46543, 46787, 50386, 51448, 53192, 79352, 83603, 86437, 90034, 93086, 93574, 100772, 167206, 172874, 180068, 186172, 187148, 201544, 327509, 334412, 345748, 360136, 372344, 374296, 392291, 585221, 605059, 655018, 668824, 691496, 784582, 1170442, 1210118, 1310036, 1569164, 2340884, 2420236, 2620072, 2746037, 3138328, 4681768, 4840472, 5099783, 5492074, 10199566, 10984148, 20399132, 21968296, 35698481, 40798264, 71396962, 142793924, 285587848]

約数ペア:

[(1, 285587848), (2, 142793924), (4, 71396962), (7, 40798264), (8, 35698481), (13, 21968296), (14, 20399132), (26, 10984148), (28, 10199566), (52, 5492074), (56, 5099783), (59, 4840472), (61, 4681768), (91, 3138328), (104, 2746037), (109, 2620072), (118, 2420236), (122, 2340884), (182, 1569164), (218, 1310036), (236, 1210118), (244, 1170442), (364, 784582), (413, 691496), (427, 668824), (436, 655018), (472, 605059), (488, 585221), (728, 392291), (763, 374296), (767, 372344), (793, 360136), (826, 345748), (854, 334412), (872, 327509), (1417, 201544), (1526, 187148), (1534, 186172), (1586, 180068), (1652, 172874), (1708, 167206), (2834, 100772), (3052, 93574), (3068, 93086), (3172, 90034), (3304, 86437), (3416, 83603), (3599, 79352), (5369, 53192), (5551, 51448), (5668, 50386), (6104, 46787), (6136, 46543), (6344, 45017), (6431, 44408), (6649, 42952), (7198, 39676), (9919, 28792), (10738, 26596), (11102, 25724), (11336, 25193), (12862, 22204), (13298, 21476), (14396, 19838)]