260745240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:242

約数の個数: 256

約数和(自身を含む): 937681920

約数和(自身を除く): 676936680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 67, 70, 82, 84, 105, 113, 120, 123, 134, 140, 164, 168, 201, 205, 210, 226, 246, 268, 280, 287, 328, 335, 339, 402, 410, 420, 452, 469, 492, 536, 565, 574, 615, 670, 678, 791, 804, 820, 840, 861, 904, 938, 984, 1005, 1130, 1148, 1230, 1340, 1356, 1407, 1435, 1582, 1608, 1640, 1695, 1722, 1876, 2010, 2260, 2296, 2345, 2373, 2460, 2680, 2712, 2747, 2814, 2870, 3164, 3390, 3444, 3752, 3955, 4020, 4305, 4520, 4633, 4690, 4746, 4920, 5494, 5628, 5740, 6328, 6780, 6888, 7035, 7571, 7910, 8040, 8241, 8610, 9266, 9380, 9492, 10988, 11256, 11480, 11865, 13560, 13735, 13899, 14070, 15142, 15820, 16482, 17220, 18532, 18760, 18984, 19229, 21976, 22713, 23165, 23730, 27470, 27798, 28140, 30284, 31640, 32431, 32964, 34440, 37064, 37855, 38458, 41205, 45426, 46330, 47460, 52997, 54940, 55596, 56280, 57687, 60568, 64862, 65928, 69495, 75710, 76916, 82410, 90852, 92660, 94920, 96145, 97293, 105994, 109880, 111192, 113565, 115374, 129724, 138990, 151420, 153832, 158991, 162155, 164820, 181704, 185320, 192290, 194586, 211988, 227130, 230748, 259448, 264985, 277980, 288435, 302840, 310411, 317982, 324310, 329640, 384580, 389172, 423976, 454260, 461496, 486465, 529970, 555960, 576870, 620822, 635964, 648620, 769160, 778344, 794955, 908520, 931233, 972930, 1059940, 1153740, 1241644, 1271928, 1297240, 1552055, 1589910, 1862466, 1945860, 2119880, 2172877, 2307480, 2483288, 3104110, 3179820, 3724932, 3891720, 4345754, 4656165, 6208220, 6359640, 6518631, 7449864, 8691508, 9312330, 10864385, 12416440, 13037262, 17383016, 18624660, 21728770, 26074524, 32593155, 37249320, 43457540, 52149048, 65186310, 86915080, 130372620, 260745240]

約数ペア:

[(1, 260745240), (2, 130372620), (3, 86915080), (4, 65186310), (5, 52149048), (6, 43457540), (7, 37249320), (8, 32593155), (10, 26074524), (12, 21728770), (14, 18624660), (15, 17383016), (20, 13037262), (21, 12416440), (24, 10864385), (28, 9312330), (30, 8691508), (35, 7449864), (40, 6518631), (41, 6359640), (42, 6208220), (56, 4656165), (60, 4345754), (67, 3891720), (70, 3724932), (82, 3179820), (84, 3104110), (105, 2483288), (113, 2307480), (120, 2172877), (123, 2119880), (134, 1945860), (140, 1862466), (164, 1589910), (168, 1552055), (201, 1297240), (205, 1271928), (210, 1241644), (226, 1153740), (246, 1059940), (268, 972930), (280, 931233), (287, 908520), (328, 794955), (335, 778344), (339, 769160), (402, 648620), (410, 635964), (420, 620822), (452, 576870), (469, 555960), (492, 529970), (536, 486465), (565, 461496), (574, 454260), (615, 423976), (670, 389172), (678, 384580), (791, 329640), (804, 324310), (820, 317982), (840, 310411), (861, 302840), (904, 288435), (938, 277980), (984, 264985), (1005, 259448), (1130, 230748), (1148, 227130), (1230, 211988), (1340, 194586), (1356, 192290), (1407, 185320), (1435, 181704), (1582, 164820), (1608, 162155), (1640, 158991), (1695, 153832), (1722, 151420), (1876, 138990), (2010, 129724), (2260, 115374), (2296, 113565), (2345, 111192), (2373, 109880), (2460, 105994), (2680, 97293), (2712, 96145), (2747, 94920), (2814, 92660), (2870, 90852), (3164, 82410), (3390, 76916), (3444, 75710), (3752, 69495), (3955, 65928), (4020, 64862), (4305, 60568), (4520, 57687), (4633, 56280), (4690, 55596), (4746, 54940), (4920, 52997), (5494, 47460), (5628, 46330), (5740, 45426), (6328, 41205), (6780, 38458), (6888, 37855), (7035, 37064), (7571, 34440), (7910, 32964), (8040, 32431), (8241, 31640), (8610, 30284), (9266, 28140), (9380, 27798), (9492, 27470), (10988, 23730), (11256, 23165), (11480, 22713), (11865, 21976), (13560, 19229), (13735, 18984), (13899, 18760), (14070, 18532), (15142, 17220), (15820, 16482)]