17489640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:511

約数の個数: 128

約数和(自身を含む): 61378560

約数和(自身を除く): 43888920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 84, 94, 105, 120, 140, 141, 168, 188, 210, 235, 280, 282, 329, 376, 420, 443, 470, 564, 658, 705, 840, 886, 940, 987, 1128, 1316, 1329, 1410, 1645, 1772, 1880, 1974, 2215, 2632, 2658, 2820, 3101, 3290, 3544, 3948, 4430, 4935, 5316, 5640, 6202, 6580, 6645, 7896, 8860, 9303, 9870, 10632, 12404, 13160, 13290, 15505, 17720, 18606, 19740, 20821, 24808, 26580, 31010, 37212, 39480, 41642, 46515, 53160, 62020, 62463, 74424, 83284, 93030, 104105, 124040, 124926, 145747, 166568, 186060, 208210, 249852, 291494, 312315, 372120, 416420, 437241, 499704, 582988, 624630, 728735, 832840, 874482, 1165976, 1249260, 1457470, 1748964, 2186205, 2498520, 2914940, 3497928, 4372410, 5829880, 8744820, 17489640]

約数ペア:

[(1, 17489640), (2, 8744820), (3, 5829880), (4, 4372410), (5, 3497928), (6, 2914940), (7, 2498520), (8, 2186205), (10, 1748964), (12, 1457470), (14, 1249260), (15, 1165976), (20, 874482), (21, 832840), (24, 728735), (28, 624630), (30, 582988), (35, 499704), (40, 437241), (42, 416420), (47, 372120), (56, 312315), (60, 291494), (70, 249852), (84, 208210), (94, 186060), (105, 166568), (120, 145747), (140, 124926), (141, 124040), (168, 104105), (188, 93030), (210, 83284), (235, 74424), (280, 62463), (282, 62020), (329, 53160), (376, 46515), (420, 41642), (443, 39480), (470, 37212), (564, 31010), (658, 26580), (705, 24808), (840, 20821), (886, 19740), (940, 18606), (987, 17720), (1128, 15505), (1316, 13290), (1329, 13160), (1410, 12404), (1645, 10632), (1772, 9870), (1880, 9303), (1974, 8860), (2215, 7896), (2632, 6645), (2658, 6580), (2820, 6202), (3101, 5640), (3290, 5316), (3544, 4935), (3948, 4430)]