128539840

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2$

素因数の和:147

約数の個数: 168

約数和(自身を含む): 366509808

約数和(自身を除く): 237969968

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 53, 55, 64, 65, 80, 88, 104, 106, 110, 130, 143, 160, 176, 208, 212, 220, 260, 265, 286, 320, 352, 416, 424, 440, 520, 530, 572, 583, 689, 704, 715, 832, 848, 880, 1040, 1060, 1144, 1166, 1378, 1430, 1696, 1760, 2080, 2120, 2288, 2332, 2756, 2809, 2860, 2915, 3392, 3445, 3520, 4160, 4240, 4576, 4664, 5512, 5618, 5720, 5830, 6890, 7579, 8480, 9152, 9328, 11024, 11236, 11440, 11660, 13780, 14045, 15158, 16960, 18656, 22048, 22472, 22880, 23320, 27560, 28090, 30316, 30899, 36517, 37312, 37895, 44096, 44944, 45760, 46640, 55120, 56180, 60632, 61798, 73034, 75790, 89888, 93280, 110240, 112360, 121264, 123596, 146068, 151580, 154495, 179776, 182585, 186560, 220480, 224720, 242528, 247192, 292136, 303160, 308990, 365170, 401687, 449440, 485056, 494384, 584272, 606320, 617980, 730340, 803374, 898880, 988768, 1168544, 1212640, 1235960, 1460680, 1606748, 1977536, 2008435, 2337088, 2425280, 2471920, 2921360, 3213496, 4016870, 4943840, 5842720, 6426992, 8033740, 9887680, 11685440, 12853984, 16067480, 25707968, 32134960, 64269920, 128539840]

約数ペア:

[(1, 128539840), (2, 64269920), (4, 32134960), (5, 25707968), (8, 16067480), (10, 12853984), (11, 11685440), (13, 9887680), (16, 8033740), (20, 6426992), (22, 5842720), (26, 4943840), (32, 4016870), (40, 3213496), (44, 2921360), (52, 2471920), (53, 2425280), (55, 2337088), (64, 2008435), (65, 1977536), (80, 1606748), (88, 1460680), (104, 1235960), (106, 1212640), (110, 1168544), (130, 988768), (143, 898880), (160, 803374), (176, 730340), (208, 617980), (212, 606320), (220, 584272), (260, 494384), (265, 485056), (286, 449440), (320, 401687), (352, 365170), (416, 308990), (424, 303160), (440, 292136), (520, 247192), (530, 242528), (572, 224720), (583, 220480), (689, 186560), (704, 182585), (715, 179776), (832, 154495), (848, 151580), (880, 146068), (1040, 123596), (1060, 121264), (1144, 112360), (1166, 110240), (1378, 93280), (1430, 89888), (1696, 75790), (1760, 73034), (2080, 61798), (2120, 60632), (2288, 56180), (2332, 55120), (2756, 46640), (2809, 45760), (2860, 44944), (2915, 44096), (3392, 37895), (3445, 37312), (3520, 36517), (4160, 30899), (4240, 30316), (4576, 28090), (4664, 27560), (5512, 23320), (5618, 22880), (5720, 22472), (5830, 22048), (6890, 18656), (7579, 16960), (8480, 15158), (9152, 14045), (9328, 13780), (11024, 11660), (11236, 11440)]