123517728

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{643}}^1$

素因数の和:711

約数の個数: 144

約数和(自身を含む): 379753920

約数和(自身を除く): 256236192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 29, 32, 36, 46, 48, 58, 69, 72, 87, 92, 96, 116, 138, 144, 174, 184, 207, 232, 261, 276, 288, 348, 368, 414, 464, 522, 552, 643, 667, 696, 736, 828, 928, 1044, 1104, 1286, 1334, 1392, 1656, 1929, 2001, 2088, 2208, 2572, 2668, 2784, 3312, 3858, 4002, 4176, 5144, 5336, 5787, 6003, 6624, 7716, 8004, 8352, 10288, 10672, 11574, 12006, 14789, 15432, 16008, 18647, 20576, 21344, 23148, 24012, 29578, 30864, 32016, 37294, 44367, 46296, 48024, 55941, 59156, 61728, 64032, 74588, 88734, 92592, 96048, 111882, 118312, 133101, 149176, 167823, 177468, 185184, 192096, 223764, 236624, 266202, 298352, 335646, 354936, 428881, 447528, 473248, 532404, 596704, 671292, 709872, 857762, 895056, 1064808, 1286643, 1342584, 1419744, 1715524, 1790112, 2129616, 2573286, 2685168, 3431048, 3859929, 4259232, 5146572, 5370336, 6862096, 7719858, 10293144, 13724192, 15439716, 20586288, 30879432, 41172576, 61758864, 123517728]

約数ペア:

[(1, 123517728), (2, 61758864), (3, 41172576), (4, 30879432), (6, 20586288), (8, 15439716), (9, 13724192), (12, 10293144), (16, 7719858), (18, 6862096), (23, 5370336), (24, 5146572), (29, 4259232), (32, 3859929), (36, 3431048), (46, 2685168), (48, 2573286), (58, 2129616), (69, 1790112), (72, 1715524), (87, 1419744), (92, 1342584), (96, 1286643), (116, 1064808), (138, 895056), (144, 857762), (174, 709872), (184, 671292), (207, 596704), (232, 532404), (261, 473248), (276, 447528), (288, 428881), (348, 354936), (368, 335646), (414, 298352), (464, 266202), (522, 236624), (552, 223764), (643, 192096), (667, 185184), (696, 177468), (736, 167823), (828, 149176), (928, 133101), (1044, 118312), (1104, 111882), (1286, 96048), (1334, 92592), (1392, 88734), (1656, 74588), (1929, 64032), (2001, 61728), (2088, 59156), (2208, 55941), (2572, 48024), (2668, 46296), (2784, 44367), (3312, 37294), (3858, 32016), (4002, 30864), (4176, 29578), (5144, 24012), (5336, 23148), (5787, 21344), (6003, 20576), (6624, 18647), (7716, 16008), (8004, 15432), (8352, 14789), (10288, 12006), (10672, 11574)]