84165720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{14923}}^1$

素因数の和:14984

約数の個数: 64

約数和(自身を含む): 257886720

約数和(自身を除く): 173721000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2820, 5640, 14923, 29846, 44769, 59692, 74615, 89538, 119384, 149230, 179076, 223845, 298460, 358152, 447690, 596920, 701381, 895380, 1402762, 1790760, 2104143, 2805524, 3506905, 4208286, 5611048, 7013810, 8416572, 10520715, 14027620, 16833144, 21041430, 28055240, 42082860, 84165720]

約数ペア:

[(1, 84165720), (2, 42082860), (3, 28055240), (4, 21041430), (5, 16833144), (6, 14027620), (8, 10520715), (10, 8416572), (12, 7013810), (15, 5611048), (20, 4208286), (24, 3506905), (30, 2805524), (40, 2104143), (47, 1790760), (60, 1402762), (94, 895380), (120, 701381), (141, 596920), (188, 447690), (235, 358152), (282, 298460), (376, 223845), (470, 179076), (564, 149230), (705, 119384), (940, 89538), (1128, 74615), (1410, 59692), (1880, 44769), (2820, 29846), (5640, 14923)]