31012080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{691}}^1$

素因数の和:735

約数の個数: 160

約数和(自身を含む): 111207168

約数和(自身を除く): 80195088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 33, 34, 40, 44, 48, 51, 55, 60, 66, 68, 80, 85, 88, 102, 110, 120, 132, 136, 165, 170, 176, 187, 204, 220, 240, 255, 264, 272, 330, 340, 374, 408, 440, 510, 528, 561, 660, 680, 691, 748, 816, 880, 935, 1020, 1122, 1320, 1360, 1382, 1496, 1870, 2040, 2073, 2244, 2640, 2764, 2805, 2992, 3455, 3740, 4080, 4146, 4488, 5528, 5610, 6910, 7480, 7601, 8292, 8976, 10365, 11056, 11220, 11747, 13820, 14960, 15202, 16584, 20730, 22440, 22803, 23494, 27640, 30404, 33168, 35241, 38005, 41460, 44880, 45606, 46988, 55280, 58735, 60808, 70482, 76010, 82920, 91212, 93976, 114015, 117470, 121616, 129217, 140964, 152020, 165840, 176205, 182424, 187952, 228030, 234940, 258434, 281928, 304040, 352410, 364848, 387651, 456060, 469880, 516868, 563856, 608080, 646085, 704820, 775302, 912120, 939760, 1033736, 1292170, 1409640, 1550604, 1824240, 1938255, 2067472, 2584340, 2819280, 3101208, 3876510, 5168680, 6202416, 7753020, 10337360, 15506040, 31012080]

約数ペア:

[(1, 31012080), (2, 15506040), (3, 10337360), (4, 7753020), (5, 6202416), (6, 5168680), (8, 3876510), (10, 3101208), (11, 2819280), (12, 2584340), (15, 2067472), (16, 1938255), (17, 1824240), (20, 1550604), (22, 1409640), (24, 1292170), (30, 1033736), (33, 939760), (34, 912120), (40, 775302), (44, 704820), (48, 646085), (51, 608080), (55, 563856), (60, 516868), (66, 469880), (68, 456060), (80, 387651), (85, 364848), (88, 352410), (102, 304040), (110, 281928), (120, 258434), (132, 234940), (136, 228030), (165, 187952), (170, 182424), (176, 176205), (187, 165840), (204, 152020), (220, 140964), (240, 129217), (255, 121616), (264, 117470), (272, 114015), (330, 93976), (340, 91212), (374, 82920), (408, 76010), (440, 70482), (510, 60808), (528, 58735), (561, 55280), (660, 46988), (680, 45606), (691, 44880), (748, 41460), (816, 38005), (880, 35241), (935, 33168), (1020, 30404), (1122, 27640), (1320, 23494), (1360, 22803), (1382, 22440), (1496, 20730), (1870, 16584), (2040, 15202), (2073, 14960), (2244, 13820), (2640, 11747), (2764, 11220), (2805, 11056), (2992, 10365), (3455, 8976), (3740, 8292), (4080, 7601), (4146, 7480), (4488, 6910), (5528, 5610)]