654322620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{9923}}^1$

素因数の和:10099

約数の個数: 96

約数和(自身を含む): 2107381248

約数和(自身を除く): 1453058628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 157, 210, 314, 420, 471, 628, 785, 942, 1099, 1570, 1884, 2198, 2355, 3140, 3297, 4396, 4710, 5495, 6594, 9420, 9923, 10990, 13188, 16485, 19846, 21980, 29769, 32970, 39692, 49615, 59538, 65940, 69461, 99230, 119076, 138922, 148845, 198460, 208383, 277844, 297690, 347305, 416766, 595380, 694610, 833532, 1041915, 1389220, 1557911, 2083830, 3115822, 4167660, 4673733, 6231644, 7789555, 9347466, 10905377, 15579110, 18694932, 21810754, 23368665, 31158220, 32716131, 43621508, 46737330, 54526885, 65432262, 93474660, 109053770, 130864524, 163580655, 218107540, 327161310, 654322620]

約数ペア:

[(1, 654322620), (2, 327161310), (3, 218107540), (4, 163580655), (5, 130864524), (6, 109053770), (7, 93474660), (10, 65432262), (12, 54526885), (14, 46737330), (15, 43621508), (20, 32716131), (21, 31158220), (28, 23368665), (30, 21810754), (35, 18694932), (42, 15579110), (60, 10905377), (70, 9347466), (84, 7789555), (105, 6231644), (140, 4673733), (157, 4167660), (210, 3115822), (314, 2083830), (420, 1557911), (471, 1389220), (628, 1041915), (785, 833532), (942, 694610), (1099, 595380), (1570, 416766), (1884, 347305), (2198, 297690), (2355, 277844), (3140, 208383), (3297, 198460), (4396, 148845), (4710, 138922), (5495, 119076), (6594, 99230), (9420, 69461), (9923, 65940), (10990, 59538), (13188, 49615), (16485, 39692), (19846, 32970), (21980, 29769)]