259801360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:441

約数の個数: 160

約数和(自身を含む): 751951872

約数和(自身を除く): 492150512

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 127, 130, 140, 182, 208, 254, 260, 280, 281, 364, 455, 508, 520, 560, 562, 635, 728, 889, 910, 1016, 1040, 1124, 1270, 1405, 1456, 1651, 1778, 1820, 1967, 2032, 2248, 2540, 2810, 3302, 3556, 3640, 3653, 3934, 4445, 4496, 5080, 5620, 6604, 7112, 7280, 7306, 7868, 8255, 8890, 9835, 10160, 11240, 11557, 13208, 14224, 14612, 15736, 16510, 17780, 18265, 19670, 22480, 23114, 25571, 26416, 29224, 31472, 33020, 35560, 35687, 36530, 39340, 46228, 51142, 57785, 58448, 66040, 71120, 71374, 73060, 78680, 92456, 102284, 115570, 127855, 132080, 142748, 146120, 157360, 178435, 184912, 204568, 231140, 249809, 255710, 285496, 292240, 356870, 409136, 462280, 463931, 499618, 511420, 570992, 713740, 924560, 927862, 999236, 1022840, 1249045, 1427480, 1855724, 1998472, 2045680, 2319655, 2498090, 2854960, 3247517, 3711448, 3996944, 4639310, 4996180, 6495034, 7422896, 9278620, 9992360, 12990068, 16237585, 18557240, 19984720, 25980136, 32475170, 37114480, 51960272, 64950340, 129900680, 259801360]

約数ペア:

[(1, 259801360), (2, 129900680), (4, 64950340), (5, 51960272), (7, 37114480), (8, 32475170), (10, 25980136), (13, 19984720), (14, 18557240), (16, 16237585), (20, 12990068), (26, 9992360), (28, 9278620), (35, 7422896), (40, 6495034), (52, 4996180), (56, 4639310), (65, 3996944), (70, 3711448), (80, 3247517), (91, 2854960), (104, 2498090), (112, 2319655), (127, 2045680), (130, 1998472), (140, 1855724), (182, 1427480), (208, 1249045), (254, 1022840), (260, 999236), (280, 927862), (281, 924560), (364, 713740), (455, 570992), (508, 511420), (520, 499618), (560, 463931), (562, 462280), (635, 409136), (728, 356870), (889, 292240), (910, 285496), (1016, 255710), (1040, 249809), (1124, 231140), (1270, 204568), (1405, 184912), (1456, 178435), (1651, 157360), (1778, 146120), (1820, 142748), (1967, 132080), (2032, 127855), (2248, 115570), (2540, 102284), (2810, 92456), (3302, 78680), (3556, 73060), (3640, 71374), (3653, 71120), (3934, 66040), (4445, 58448), (4496, 57785), (5080, 51142), (5620, 46228), (6604, 39340), (7112, 36530), (7280, 35687), (7306, 35560), (7868, 33020), (8255, 31472), (8890, 29224), (9835, 26416), (10160, 25571), (11240, 23114), (11557, 22480), (13208, 19670), (14224, 18265), (14612, 17780), (15736, 16510)]