1705664640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28657}}^1$

素因数の和:28710

約数の個数: 128

約数和(自身を含む): 5612382720

約数和(自身を除く): 3906718080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3968, 4960, 5952, 7440, 9920, 11904, 14880, 19840, 28657, 29760, 57314, 59520, 85971, 114628, 143285, 171942, 229256, 286570, 343884, 429855, 458512, 573140, 687768, 859710, 888367, 917024, 1146280, 1375536, 1719420, 1776734, 1834048, 2292560, 2665101, 2751072, 3438840, 3553468, 3668096, 4441835, 4585120, 5330202, 5502144, 6877680, 7106936, 8883670, 9170240, 10660404, 11004288, 13325505, 13755360, 14213872, 17767340, 18340480, 21320808, 26651010, 27510720, 28427744, 35534680, 42641616, 53302020, 55021440, 56855488, 71069360, 85283232, 106604040, 113710976, 142138720, 170566464, 213208080, 284277440, 341132928, 426416160, 568554880, 852832320, 1705664640]

約数ペア:

[(1, 1705664640), (2, 852832320), (3, 568554880), (4, 426416160), (5, 341132928), (6, 284277440), (8, 213208080), (10, 170566464), (12, 142138720), (15, 113710976), (16, 106604040), (20, 85283232), (24, 71069360), (30, 56855488), (31, 55021440), (32, 53302020), (40, 42641616), (48, 35534680), (60, 28427744), (62, 27510720), (64, 26651010), (80, 21320808), (93, 18340480), (96, 17767340), (120, 14213872), (124, 13755360), (128, 13325505), (155, 11004288), (160, 10660404), (186, 9170240), (192, 8883670), (240, 7106936), (248, 6877680), (310, 5502144), (320, 5330202), (372, 4585120), (384, 4441835), (465, 3668096), (480, 3553468), (496, 3438840), (620, 2751072), (640, 2665101), (744, 2292560), (930, 1834048), (960, 1776734), (992, 1719420), (1240, 1375536), (1488, 1146280), (1860, 917024), (1920, 888367), (1984, 859710), (2480, 687768), (2976, 573140), (3720, 458512), (3968, 429855), (4960, 343884), (5952, 286570), (7440, 229256), (9920, 171942), (11904, 143285), (14880, 114628), (19840, 85971), (28657, 59520), (29760, 57314)]