64681320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2579}}^1$

素因数の和:2623

約数の個数: 128

約数和(自身を含む): 222912000

約数和(自身を除く): 158230680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 836, 1045, 1140, 1254, 1320, 1672, 2090, 2280, 2508, 2579, 3135, 4180, 5016, 5158, 6270, 7737, 8360, 10316, 12540, 12895, 15474, 20632, 25080, 25790, 28369, 30948, 38685, 49001, 51580, 56738, 61896, 77370, 85107, 98002, 103160, 113476, 141845, 147003, 154740, 170214, 196004, 226952, 245005, 283690, 294006, 309480, 340428, 392008, 425535, 490010, 539011, 567380, 588012, 680856, 735015, 851070, 980020, 1078022, 1134760, 1176024, 1470030, 1617033, 1702140, 1960040, 2156044, 2695055, 2940060, 3234066, 3404280, 4312088, 5390110, 5880120, 6468132, 8085165, 10780220, 12936264, 16170330, 21560440, 32340660, 64681320]

約数ペア:

[(1, 64681320), (2, 32340660), (3, 21560440), (4, 16170330), (5, 12936264), (6, 10780220), (8, 8085165), (10, 6468132), (11, 5880120), (12, 5390110), (15, 4312088), (19, 3404280), (20, 3234066), (22, 2940060), (24, 2695055), (30, 2156044), (33, 1960040), (38, 1702140), (40, 1617033), (44, 1470030), (55, 1176024), (57, 1134760), (60, 1078022), (66, 980020), (76, 851070), (88, 735015), (95, 680856), (110, 588012), (114, 567380), (120, 539011), (132, 490010), (152, 425535), (165, 392008), (190, 340428), (209, 309480), (220, 294006), (228, 283690), (264, 245005), (285, 226952), (330, 196004), (380, 170214), (418, 154740), (440, 147003), (456, 141845), (570, 113476), (627, 103160), (660, 98002), (760, 85107), (836, 77370), (1045, 61896), (1140, 56738), (1254, 51580), (1320, 49001), (1672, 38685), (2090, 30948), (2280, 28369), (2508, 25790), (2579, 25080), (3135, 20632), (4180, 15474), (5016, 12895), (5158, 12540), (6270, 10316), (7737, 8360)]