87833340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{69709}}^1$

素因数の和:69731

約数の個数: 72

約数和(自身を含む): 304493280

約数和(自身を除く): 216659940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 69709, 139418, 209127, 278836, 348545, 418254, 487963, 627381, 697090, 836508, 975926, 1045635, 1254762, 1394180, 1463889, 1951852, 2091270, 2439815, 2509524, 2927778, 3136905, 4182540, 4391667, 4879630, 5855556, 6273810, 7319445, 8783334, 9759260, 12547620, 14638890, 17566668, 21958335, 29277780, 43916670, 87833340]

約数ペア:

[(1, 87833340), (2, 43916670), (3, 29277780), (4, 21958335), (5, 17566668), (6, 14638890), (7, 12547620), (9, 9759260), (10, 8783334), (12, 7319445), (14, 6273810), (15, 5855556), (18, 4879630), (20, 4391667), (21, 4182540), (28, 3136905), (30, 2927778), (35, 2509524), (36, 2439815), (42, 2091270), (45, 1951852), (60, 1463889), (63, 1394180), (70, 1254762), (84, 1045635), (90, 975926), (105, 836508), (126, 697090), (140, 627381), (180, 487963), (210, 418254), (252, 348545), (315, 278836), (420, 209127), (630, 139418), (1260, 69709)]