251018736

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{1087}}^1$

素因数の和:1398

約数の個数: 80

約数和(自身を含む): 689670144

約数和(自身を除く): 438651408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 283, 408, 566, 816, 849, 1087, 1132, 1698, 2174, 2264, 3261, 3396, 4348, 4528, 4811, 6522, 6792, 8696, 9622, 13044, 13584, 14433, 17392, 18479, 19244, 26088, 28866, 36958, 38488, 52176, 55437, 57732, 73916, 76976, 110874, 115464, 147832, 221748, 230928, 295664, 307621, 443496, 615242, 886992, 922863, 1230484, 1845726, 2460968, 3691452, 4921936, 5229557, 7382904, 10459114, 14765808, 15688671, 20918228, 31377342, 41836456, 62754684, 83672912, 125509368, 251018736]

約数ペア:

[(1, 251018736), (2, 125509368), (3, 83672912), (4, 62754684), (6, 41836456), (8, 31377342), (12, 20918228), (16, 15688671), (17, 14765808), (24, 10459114), (34, 7382904), (48, 5229557), (51, 4921936), (68, 3691452), (102, 2460968), (136, 1845726), (204, 1230484), (272, 922863), (283, 886992), (408, 615242), (566, 443496), (816, 307621), (849, 295664), (1087, 230928), (1132, 221748), (1698, 147832), (2174, 115464), (2264, 110874), (3261, 76976), (3396, 73916), (4348, 57732), (4528, 55437), (4811, 52176), (6522, 38488), (6792, 36958), (8696, 28866), (9622, 26088), (13044, 19244), (13584, 18479), (14433, 17392)]