128203848

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{809}}^1$

素因数の和:923

約数の個数: 96

約数和(自身を含む): 363916800

約数和(自身を除く): 235712952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 71, 72, 93, 124, 142, 186, 213, 248, 279, 284, 372, 426, 558, 568, 639, 744, 809, 852, 1116, 1278, 1618, 1704, 2201, 2232, 2427, 2556, 3236, 4402, 4854, 5112, 6472, 6603, 7281, 8804, 9708, 13206, 14562, 17608, 19416, 19809, 25079, 26412, 29124, 39618, 50158, 52824, 57439, 58248, 75237, 79236, 100316, 114878, 150474, 158472, 172317, 200632, 225711, 229756, 300948, 344634, 451422, 459512, 516951, 601896, 689268, 902844, 1033902, 1378536, 1780609, 1805688, 2067804, 3561218, 4135608, 5341827, 7122436, 10683654, 14244872, 16025481, 21367308, 32050962, 42734616, 64101924, 128203848]

約数ペア:

[(1, 128203848), (2, 64101924), (3, 42734616), (4, 32050962), (6, 21367308), (8, 16025481), (9, 14244872), (12, 10683654), (18, 7122436), (24, 5341827), (31, 4135608), (36, 3561218), (62, 2067804), (71, 1805688), (72, 1780609), (93, 1378536), (124, 1033902), (142, 902844), (186, 689268), (213, 601896), (248, 516951), (279, 459512), (284, 451422), (372, 344634), (426, 300948), (558, 229756), (568, 225711), (639, 200632), (744, 172317), (809, 158472), (852, 150474), (1116, 114878), (1278, 100316), (1618, 79236), (1704, 75237), (2201, 58248), (2232, 57439), (2427, 52824), (2556, 50158), (3236, 39618), (4402, 29124), (4854, 26412), (5112, 25079), (6472, 19809), (6603, 19416), (7281, 17608), (8804, 14562), (9708, 13206)]