1686985280

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{983}}^1$

素因数の和:1204

約数の個数: 112

約数和(自身を含む): 4174930944

約数和(自身を除く): 2487945664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 173, 248, 310, 320, 346, 496, 620, 692, 865, 983, 992, 1240, 1384, 1730, 1966, 1984, 2480, 2768, 3460, 3932, 4915, 4960, 5363, 5536, 6920, 7864, 9830, 9920, 10726, 11072, 13840, 15728, 19660, 21452, 26815, 27680, 30473, 31456, 39320, 42904, 53630, 55360, 60946, 62912, 78640, 85808, 107260, 121892, 152365, 157280, 170059, 171616, 214520, 243784, 304730, 314560, 340118, 343232, 429040, 487568, 609460, 680236, 850295, 858080, 975136, 1218920, 1360472, 1700590, 1716160, 1950272, 2437840, 2720944, 3401180, 4875680, 5271829, 5441888, 6802360, 9751360, 10543658, 10883776, 13604720, 21087316, 26359145, 27209440, 42174632, 52718290, 54418880, 84349264, 105436580, 168698528, 210873160, 337397056, 421746320, 843492640, 1686985280]

約数ペア:

[(1, 1686985280), (2, 843492640), (4, 421746320), (5, 337397056), (8, 210873160), (10, 168698528), (16, 105436580), (20, 84349264), (31, 54418880), (32, 52718290), (40, 42174632), (62, 27209440), (64, 26359145), (80, 21087316), (124, 13604720), (155, 10883776), (160, 10543658), (173, 9751360), (248, 6802360), (310, 5441888), (320, 5271829), (346, 4875680), (496, 3401180), (620, 2720944), (692, 2437840), (865, 1950272), (983, 1716160), (992, 1700590), (1240, 1360472), (1384, 1218920), (1730, 975136), (1966, 858080), (1984, 850295), (2480, 680236), (2768, 609460), (3460, 487568), (3932, 429040), (4915, 343232), (4960, 340118), (5363, 314560), (5536, 304730), (6920, 243784), (7864, 214520), (9830, 171616), (9920, 170059), (10726, 157280), (11072, 152365), (13840, 121892), (15728, 107260), (19660, 85808), (21452, 78640), (26815, 62912), (27680, 60946), (30473, 55360), (31456, 53630), (39320, 42904)]