8339184840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{23581}}^1$

素因数の和:24023

約数の個数: 128

約数和(自身を含む): 28660619520

約数和(自身を除く): 20321434680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 421, 840, 842, 1263, 1684, 2105, 2526, 2947, 3368, 4210, 5052, 5894, 6315, 8420, 8841, 10104, 11788, 12630, 14735, 16840, 17682, 23576, 23581, 25260, 29470, 35364, 44205, 47162, 50520, 58940, 70728, 70743, 88410, 94324, 117880, 117905, 141486, 165067, 176820, 188648, 235810, 282972, 330134, 353640, 353715, 471620, 495201, 565944, 660268, 707430, 825335, 943240, 990402, 1320536, 1414860, 1650670, 1980804, 2476005, 2829720, 3301340, 3961608, 4952010, 6602680, 9904020, 9927601, 19808040, 19855202, 29782803, 39710404, 49638005, 59565606, 69493207, 79420808, 99276010, 119131212, 138986414, 148914015, 198552020, 208479621, 238262424, 277972828, 297828030, 347466035, 397104040, 416959242, 555945656, 595656060, 694932070, 833918484, 1042398105, 1191312120, 1389864140, 1667836968, 2084796210, 2779728280, 4169592420, 8339184840]

約数ペア:

[(1, 8339184840), (2, 4169592420), (3, 2779728280), (4, 2084796210), (5, 1667836968), (6, 1389864140), (7, 1191312120), (8, 1042398105), (10, 833918484), (12, 694932070), (14, 595656060), (15, 555945656), (20, 416959242), (21, 397104040), (24, 347466035), (28, 297828030), (30, 277972828), (35, 238262424), (40, 208479621), (42, 198552020), (56, 148914015), (60, 138986414), (70, 119131212), (84, 99276010), (105, 79420808), (120, 69493207), (140, 59565606), (168, 49638005), (210, 39710404), (280, 29782803), (420, 19855202), (421, 19808040), (840, 9927601), (842, 9904020), (1263, 6602680), (1684, 4952010), (2105, 3961608), (2526, 3301340), (2947, 2829720), (3368, 2476005), (4210, 1980804), (5052, 1650670), (5894, 1414860), (6315, 1320536), (8420, 990402), (8841, 943240), (10104, 825335), (11788, 707430), (12630, 660268), (14735, 565944), (16840, 495201), (17682, 471620), (23576, 353715), (23581, 353640), (25260, 330134), (29470, 282972), (35364, 235810), (44205, 188648), (47162, 176820), (50520, 165067), (58940, 141486), (70728, 117905), (70743, 117880), (88410, 94324)]