66839640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1693}}^1$

素因数の和:1761

約数の個数: 128

約数和(自身を含む): 234178560

約数和(自身を除く): 167338920

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, 470, 564, 658, 705, 840, 940, 987, 1128, 1316, 1410, 1645, 1693, 1880, 1974, 2632, 2820, 3290, 3386, 3948, 4935, 5079, 5640, 6580, 6772, 7896, 8465, 9870, 10158, 11851, 13160, 13544, 16930, 19740, 20316, 23702, 25395, 33860, 35553, 39480, 40632, 47404, 50790, 59255, 67720, 71106, 79571, 94808, 101580, 118510, 142212, 159142, 177765, 203160, 237020, 238713, 284424, 318284, 355530, 397855, 474040, 477426, 556997, 636568, 711060, 795710, 954852, 1113994, 1193565, 1422120, 1591420, 1670991, 1909704, 2227988, 2387130, 2784985, 3182840, 3341982, 4455976, 4774260, 5569970, 6683964, 8354955, 9548520, 11139940, 13367928, 16709910, 22279880, 33419820, 66839640]

約数ペア:

[(1, 66839640), (2, 33419820), (3, 22279880), (4, 16709910), (5, 13367928), (6, 11139940), (7, 9548520), (8, 8354955), (10, 6683964), (12, 5569970), (14, 4774260), (15, 4455976), (20, 3341982), (21, 3182840), (24, 2784985), (28, 2387130), (30, 2227988), (35, 1909704), (40, 1670991), (42, 1591420), (47, 1422120), (56, 1193565), (60, 1113994), (70, 954852), (84, 795710), (94, 711060), (105, 636568), (120, 556997), (140, 477426), (141, 474040), (168, 397855), (188, 355530), (210, 318284), (235, 284424), (280, 238713), (282, 237020), (329, 203160), (376, 177765), (420, 159142), (470, 142212), (564, 118510), (658, 101580), (705, 94808), (840, 79571), (940, 71106), (987, 67720), (1128, 59255), (1316, 50790), (1410, 47404), (1645, 40632), (1693, 39480), (1880, 35553), (1974, 33860), (2632, 25395), (2820, 23702), (3290, 20316), (3386, 19740), (3948, 16930), (4935, 13544), (5079, 13160), (5640, 11851), (6580, 10158), (6772, 9870), (7896, 8465)]