123501720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1543}}^1$

素因数の和:1609

約数の個数: 128

約数和(自身を含む): 400204800

約数和(自身を除く): 276703080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 29, 30, 40, 46, 58, 60, 69, 87, 92, 115, 116, 120, 138, 145, 174, 184, 230, 232, 276, 290, 345, 348, 435, 460, 552, 580, 667, 690, 696, 870, 920, 1160, 1334, 1380, 1543, 1740, 2001, 2668, 2760, 3086, 3335, 3480, 4002, 4629, 5336, 6172, 6670, 7715, 8004, 9258, 10005, 12344, 13340, 15430, 16008, 18516, 20010, 23145, 26680, 30860, 35489, 37032, 40020, 44747, 46290, 61720, 70978, 80040, 89494, 92580, 106467, 134241, 141956, 177445, 178988, 185160, 212934, 223735, 268482, 283912, 354890, 357976, 425868, 447470, 532335, 536964, 671205, 709780, 851736, 894940, 1029181, 1064670, 1073928, 1342410, 1419560, 1789880, 2058362, 2129340, 2684820, 3087543, 4116724, 4258680, 5145905, 5369640, 6175086, 8233448, 10291810, 12350172, 15437715, 20583620, 24700344, 30875430, 41167240, 61750860, 123501720]

約数ペア:

[(1, 123501720), (2, 61750860), (3, 41167240), (4, 30875430), (5, 24700344), (6, 20583620), (8, 15437715), (10, 12350172), (12, 10291810), (15, 8233448), (20, 6175086), (23, 5369640), (24, 5145905), (29, 4258680), (30, 4116724), (40, 3087543), (46, 2684820), (58, 2129340), (60, 2058362), (69, 1789880), (87, 1419560), (92, 1342410), (115, 1073928), (116, 1064670), (120, 1029181), (138, 894940), (145, 851736), (174, 709780), (184, 671205), (230, 536964), (232, 532335), (276, 447470), (290, 425868), (345, 357976), (348, 354890), (435, 283912), (460, 268482), (552, 223735), (580, 212934), (667, 185160), (690, 178988), (696, 177445), (870, 141956), (920, 134241), (1160, 106467), (1334, 92580), (1380, 89494), (1543, 80040), (1740, 70978), (2001, 61720), (2668, 46290), (2760, 44747), (3086, 40020), (3335, 37032), (3480, 35489), (4002, 30860), (4629, 26680), (5336, 23145), (6172, 20010), (6670, 18516), (7715, 16008), (8004, 15430), (9258, 13340), (10005, 12344)]