918562240

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{103}}^1$

素因数の和:211

約数の個数: 168

約数和(自身を含む): 2360797920

約数和(自身を除く): 1442235680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 64, 80, 103, 116, 124, 145, 155, 160, 206, 232, 248, 290, 310, 320, 412, 464, 496, 515, 580, 620, 824, 899, 928, 961, 992, 1030, 1160, 1240, 1648, 1798, 1856, 1922, 1984, 2060, 2320, 2480, 2987, 3193, 3296, 3596, 3844, 4120, 4495, 4640, 4805, 4960, 5974, 6386, 6592, 7192, 7688, 8240, 8990, 9280, 9610, 9920, 11948, 12772, 14384, 14935, 15376, 15965, 16480, 17980, 19220, 23896, 25544, 27869, 28768, 29870, 30752, 31930, 32960, 35960, 38440, 47792, 51088, 55738, 57536, 59740, 61504, 63860, 71920, 76880, 92597, 95584, 98983, 102176, 111476, 119480, 127720, 139345, 143840, 153760, 185194, 191168, 197966, 204352, 222952, 238960, 255440, 278690, 287680, 307520, 370388, 395932, 445904, 462985, 477920, 494915, 510880, 557380, 740776, 791864, 891808, 925970, 955840, 989830, 1021760, 1114760, 1481552, 1583728, 1783616, 1851940, 1979660, 2229520, 2870507, 2963104, 3167456, 3703880, 3959320, 4459040, 5741014, 5926208, 6334912, 7407760, 7918640, 8918080, 11482028, 14352535, 14815520, 15837280, 22964056, 28705070, 29631040, 31674560, 45928112, 57410140, 91856224, 114820280, 183712448, 229640560, 459281120, 918562240]

約数ペア:

[(1, 918562240), (2, 459281120), (4, 229640560), (5, 183712448), (8, 114820280), (10, 91856224), (16, 57410140), (20, 45928112), (29, 31674560), (31, 29631040), (32, 28705070), (40, 22964056), (58, 15837280), (62, 14815520), (64, 14352535), (80, 11482028), (103, 8918080), (116, 7918640), (124, 7407760), (145, 6334912), (155, 5926208), (160, 5741014), (206, 4459040), (232, 3959320), (248, 3703880), (290, 3167456), (310, 2963104), (320, 2870507), (412, 2229520), (464, 1979660), (496, 1851940), (515, 1783616), (580, 1583728), (620, 1481552), (824, 1114760), (899, 1021760), (928, 989830), (961, 955840), (992, 925970), (1030, 891808), (1160, 791864), (1240, 740776), (1648, 557380), (1798, 510880), (1856, 494915), (1922, 477920), (1984, 462985), (2060, 445904), (2320, 395932), (2480, 370388), (2987, 307520), (3193, 287680), (3296, 278690), (3596, 255440), (3844, 238960), (4120, 222952), (4495, 204352), (4640, 197966), (4805, 191168), (4960, 185194), (5974, 153760), (6386, 143840), (6592, 139345), (7192, 127720), (7688, 119480), (8240, 111476), (8990, 102176), (9280, 98983), (9610, 95584), (9920, 92597), (11948, 76880), (12772, 71920), (14384, 63860), (14935, 61504), (15376, 59740), (15965, 57536), (16480, 55738), (17980, 51088), (19220, 47792), (23896, 38440), (25544, 35960), (27869, 32960), (28768, 31930), (29870, 30752)]