684721920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{617}}^1$

素因数の和:675

約数の個数: 216

約数和(自身を含む): 2326799664

約数和(自身を除く): 1642077744

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 289, 320, 340, 384, 408, 480, 510, 544, 578, 617, 640, 680, 768, 816, 867, 960, 1020, 1088, 1156, 1234, 1280, 1360, 1445, 1632, 1734, 1851, 1920, 2040, 2176, 2312, 2468, 2720, 2890, 3085, 3264, 3468, 3702, 3840, 4080, 4335, 4352, 4624, 4936, 5440, 5780, 6170, 6528, 6936, 7404, 8160, 8670, 9248, 9255, 9872, 10489, 10880, 11560, 12340, 13056, 13872, 14808, 16320, 17340, 18496, 18510, 19744, 20978, 21760, 23120, 24680, 27744, 29616, 31467, 32640, 34680, 36992, 37020, 39488, 41956, 46240, 49360, 52445, 55488, 59232, 62934, 65280, 69360, 73984, 74040, 78976, 83912, 92480, 98720, 104890, 110976, 118464, 125868, 138720, 148080, 157335, 157952, 167824, 178313, 184960, 197440, 209780, 221952, 236928, 251736, 277440, 296160, 314670, 335648, 356626, 369920, 394880, 419560, 473856, 503472, 534939, 554880, 592320, 629340, 671296, 713252, 789760, 839120, 891565, 1006944, 1069878, 1109760, 1184640, 1258680, 1342592, 1426504, 1678240, 1783130, 2013888, 2139756, 2369280, 2517360, 2674695, 2685184, 2853008, 3356480, 3566260, 4027776, 4279512, 5034720, 5349390, 5706016, 6712960, 7132520, 8055552, 8559024, 10069440, 10698780, 11412032, 13425920, 14265040, 17118048, 20138880, 21397560, 22824064, 28530080, 34236096, 40277760, 42795120, 45648128, 57060160, 68472192, 85590240, 114120320, 136944384, 171180480, 228240640, 342360960, 684721920]

約数ペア:

[(1, 684721920), (2, 342360960), (3, 228240640), (4, 171180480), (5, 136944384), (6, 114120320), (8, 85590240), (10, 68472192), (12, 57060160), (15, 45648128), (16, 42795120), (17, 40277760), (20, 34236096), (24, 28530080), (30, 22824064), (32, 21397560), (34, 20138880), (40, 17118048), (48, 14265040), (51, 13425920), (60, 11412032), (64, 10698780), (68, 10069440), (80, 8559024), (85, 8055552), (96, 7132520), (102, 6712960), (120, 5706016), (128, 5349390), (136, 5034720), (160, 4279512), (170, 4027776), (192, 3566260), (204, 3356480), (240, 2853008), (255, 2685184), (256, 2674695), (272, 2517360), (289, 2369280), (320, 2139756), (340, 2013888), (384, 1783130), (408, 1678240), (480, 1426504), (510, 1342592), (544, 1258680), (578, 1184640), (617, 1109760), (640, 1069878), (680, 1006944), (768, 891565), (816, 839120), (867, 789760), (960, 713252), (1020, 671296), (1088, 629340), (1156, 592320), (1234, 554880), (1280, 534939), (1360, 503472), (1445, 473856), (1632, 419560), (1734, 394880), (1851, 369920), (1920, 356626), (2040, 335648), (2176, 314670), (2312, 296160), (2468, 277440), (2720, 251736), (2890, 236928), (3085, 221952), (3264, 209780), (3468, 197440), (3702, 184960), (3840, 178313), (4080, 167824), (4335, 157952), (4352, 157335), (4624, 148080), (4936, 138720), (5440, 125868), (5780, 118464), (6170, 110976), (6528, 104890), (6936, 98720), (7404, 92480), (8160, 83912), (8670, 78976), (9248, 74040), (9255, 73984), (9872, 69360), (10489, 65280), (10880, 62934), (11560, 59232), (12340, 55488), (13056, 52445), (13872, 49360), (14808, 46240), (16320, 41956), (17340, 39488), (18496, 37020), (18510, 36992), (19744, 34680), (20978, 32640), (21760, 31467), (23120, 29616), (24680, 27744)]