261525888

素因数分解:

$2^7\times 3^3\times {\mathrm{13}}^1\times {\mathrm{5821}}^1$

素因数の和:5857

約数の個数: 128

約数和(自身を含む): 831381600

約数和(自身を除く): 569855712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 128, 144, 156, 192, 208, 216, 234, 288, 312, 351, 384, 416, 432, 468, 576, 624, 702, 832, 864, 936, 1152, 1248, 1404, 1664, 1728, 1872, 2496, 2808, 3456, 3744, 4992, 5616, 5821, 7488, 11232, 11642, 14976, 17463, 22464, 23284, 34926, 44928, 46568, 52389, 69852, 75673, 93136, 104778, 139704, 151346, 157167, 186272, 209556, 227019, 279408, 302692, 314334, 372544, 419112, 454038, 558816, 605384, 628668, 681057, 745088, 838224, 908076, 1117632, 1210768, 1257336, 1362114, 1676448, 1816152, 2043171, 2235264, 2421536, 2514672, 2724228, 3352896, 3632304, 4086342, 4843072, 5029344, 5448456, 6705792, 7264608, 8172684, 9686144, 10058688, 10896912, 14529216, 16345368, 20117376, 21793824, 29058432, 32690736, 43587648, 65381472, 87175296, 130762944, 261525888]

約数ペア:

[(1, 261525888), (2, 130762944), (3, 87175296), (4, 65381472), (6, 43587648), (8, 32690736), (9, 29058432), (12, 21793824), (13, 20117376), (16, 16345368), (18, 14529216), (24, 10896912), (26, 10058688), (27, 9686144), (32, 8172684), (36, 7264608), (39, 6705792), (48, 5448456), (52, 5029344), (54, 4843072), (64, 4086342), (72, 3632304), (78, 3352896), (96, 2724228), (104, 2514672), (108, 2421536), (117, 2235264), (128, 2043171), (144, 1816152), (156, 1676448), (192, 1362114), (208, 1257336), (216, 1210768), (234, 1117632), (288, 908076), (312, 838224), (351, 745088), (384, 681057), (416, 628668), (432, 605384), (468, 558816), (576, 454038), (624, 419112), (702, 372544), (832, 314334), (864, 302692), (936, 279408), (1152, 227019), (1248, 209556), (1404, 186272), (1664, 157167), (1728, 151346), (1872, 139704), (2496, 104778), (2808, 93136), (3456, 75673), (3744, 69852), (4992, 52389), (5616, 46568), (5821, 44928), (7488, 34926), (11232, 23284), (11642, 22464), (14976, 17463)]