321995760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{383}}^1$

素因数の和:543

約数の個数: 160

約数和(自身を含む): 1042219008

約数和(自身を除く): 720223248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 113, 120, 124, 155, 186, 226, 240, 248, 310, 339, 372, 383, 452, 465, 496, 565, 620, 678, 744, 766, 904, 930, 1130, 1149, 1240, 1356, 1488, 1532, 1695, 1808, 1860, 1915, 2260, 2298, 2480, 2712, 3064, 3390, 3503, 3720, 3830, 4520, 4596, 5424, 5745, 6128, 6780, 7006, 7440, 7660, 9040, 9192, 10509, 11490, 11873, 13560, 14012, 15320, 17515, 18384, 21018, 22980, 23746, 27120, 28024, 30640, 35030, 35619, 42036, 43279, 45960, 47492, 52545, 56048, 59365, 70060, 71238, 84072, 86558, 91920, 94984, 105090, 118730, 129837, 140120, 142476, 168144, 173116, 178095, 189968, 210180, 216395, 237460, 259674, 280240, 284952, 346232, 356190, 420360, 432790, 474920, 519348, 569904, 649185, 692464, 712380, 840720, 865580, 949840, 1038696, 1298370, 1341649, 1424760, 1731160, 2077392, 2596740, 2683298, 2849520, 3462320, 4024947, 5193480, 5366596, 6708245, 8049894, 10386960, 10733192, 13416490, 16099788, 20124735, 21466384, 26832980, 32199576, 40249470, 53665960, 64399152, 80498940, 107331920, 160997880, 321995760]

約数ペア:

[(1, 321995760), (2, 160997880), (3, 107331920), (4, 80498940), (5, 64399152), (6, 53665960), (8, 40249470), (10, 32199576), (12, 26832980), (15, 21466384), (16, 20124735), (20, 16099788), (24, 13416490), (30, 10733192), (31, 10386960), (40, 8049894), (48, 6708245), (60, 5366596), (62, 5193480), (80, 4024947), (93, 3462320), (113, 2849520), (120, 2683298), (124, 2596740), (155, 2077392), (186, 1731160), (226, 1424760), (240, 1341649), (248, 1298370), (310, 1038696), (339, 949840), (372, 865580), (383, 840720), (452, 712380), (465, 692464), (496, 649185), (565, 569904), (620, 519348), (678, 474920), (744, 432790), (766, 420360), (904, 356190), (930, 346232), (1130, 284952), (1149, 280240), (1240, 259674), (1356, 237460), (1488, 216395), (1532, 210180), (1695, 189968), (1808, 178095), (1860, 173116), (1915, 168144), (2260, 142476), (2298, 140120), (2480, 129837), (2712, 118730), (3064, 105090), (3390, 94984), (3503, 91920), (3720, 86558), (3830, 84072), (4520, 71238), (4596, 70060), (5424, 59365), (5745, 56048), (6128, 52545), (6780, 47492), (7006, 45960), (7440, 43279), (7660, 42036), (9040, 35619), (9192, 35030), (10509, 30640), (11490, 28024), (11873, 27120), (13560, 23746), (14012, 22980), (15320, 21018), (17515, 18384)]