31168680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{491}}^1$

素因数の和:551

約数の個数: 96

約数和(自身を含む): 97947360

約数和(自身を除く): 66778680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 491, 529, 552, 690, 920, 982, 1058, 1380, 1473, 1587, 1964, 2116, 2455, 2645, 2760, 2946, 3174, 3928, 4232, 4910, 5290, 5892, 6348, 7365, 7935, 9820, 10580, 11293, 11784, 12696, 14730, 15870, 19640, 21160, 22586, 29460, 31740, 33879, 45172, 56465, 58920, 63480, 67758, 90344, 112930, 135516, 169395, 225860, 259739, 271032, 338790, 451720, 519478, 677580, 779217, 1038956, 1298695, 1355160, 1558434, 2077912, 2597390, 3116868, 3896085, 5194780, 6233736, 7792170, 10389560, 15584340, 31168680]

約数ペア:

[(1, 31168680), (2, 15584340), (3, 10389560), (4, 7792170), (5, 6233736), (6, 5194780), (8, 3896085), (10, 3116868), (12, 2597390), (15, 2077912), (20, 1558434), (23, 1355160), (24, 1298695), (30, 1038956), (40, 779217), (46, 677580), (60, 519478), (69, 451720), (92, 338790), (115, 271032), (120, 259739), (138, 225860), (184, 169395), (230, 135516), (276, 112930), (345, 90344), (460, 67758), (491, 63480), (529, 58920), (552, 56465), (690, 45172), (920, 33879), (982, 31740), (1058, 29460), (1380, 22586), (1473, 21160), (1587, 19640), (1964, 15870), (2116, 14730), (2455, 12696), (2645, 11784), (2760, 11293), (2946, 10580), (3174, 9820), (3928, 7935), (4232, 7365), (4910, 6348), (5290, 5892)]