39721680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1283}}^1$

素因数の和:1345

約数の個数: 120

約数和(自身を含む): 136607328

約数和(自身を除く): 96885648

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 860, 1032, 1283, 1290, 1548, 1720, 1935, 2064, 2566, 2580, 3096, 3440, 3849, 3870, 5132, 5160, 6192, 6415, 7698, 7740, 10264, 10320, 11547, 12830, 15396, 15480, 19245, 20528, 23094, 25660, 30792, 30960, 38490, 46188, 51320, 55169, 57735, 61584, 76980, 92376, 102640, 110338, 115470, 153960, 165507, 184752, 220676, 230940, 275845, 307920, 331014, 441352, 461880, 496521, 551690, 662028, 827535, 882704, 923760, 993042, 1103380, 1324056, 1655070, 1986084, 2206760, 2482605, 2648112, 3310140, 3972168, 4413520, 4965210, 6620280, 7944336, 9930420, 13240560, 19860840, 39721680]

約数ペア:

[(1, 39721680), (2, 19860840), (3, 13240560), (4, 9930420), (5, 7944336), (6, 6620280), (8, 4965210), (9, 4413520), (10, 3972168), (12, 3310140), (15, 2648112), (16, 2482605), (18, 2206760), (20, 1986084), (24, 1655070), (30, 1324056), (36, 1103380), (40, 993042), (43, 923760), (45, 882704), (48, 827535), (60, 662028), (72, 551690), (80, 496521), (86, 461880), (90, 441352), (120, 331014), (129, 307920), (144, 275845), (172, 230940), (180, 220676), (215, 184752), (240, 165507), (258, 153960), (344, 115470), (360, 110338), (387, 102640), (430, 92376), (516, 76980), (645, 61584), (688, 57735), (720, 55169), (774, 51320), (860, 46188), (1032, 38490), (1283, 30960), (1290, 30792), (1548, 25660), (1720, 23094), (1935, 20528), (2064, 19245), (2566, 15480), (2580, 15396), (3096, 12830), (3440, 11547), (3849, 10320), (3870, 10264), (5132, 7740), (5160, 7698), (6192, 6415)]