628973520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{374389}}^1$

素因数の和:374412

約数の個数: 80

約数和(自身を含む): 2228369280

約数和(自身を除く): 1599395760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 374389, 748778, 1123167, 1497556, 1871945, 2246334, 2620723, 2995112, 3743890, 4492668, 5241446, 5615835, 5990224, 7487780, 7862169, 8985336, 10482892, 11231670, 13103615, 14975560, 15724338, 17970672, 20965784, 22463340, 26207230, 29951120, 31448676, 39310845, 41931568, 44926680, 52414460, 62897352, 78621690, 89853360, 104828920, 125794704, 157243380, 209657840, 314486760, 628973520]

約数ペア:

[(1, 628973520), (2, 314486760), (3, 209657840), (4, 157243380), (5, 125794704), (6, 104828920), (7, 89853360), (8, 78621690), (10, 62897352), (12, 52414460), (14, 44926680), (15, 41931568), (16, 39310845), (20, 31448676), (21, 29951120), (24, 26207230), (28, 22463340), (30, 20965784), (35, 17970672), (40, 15724338), (42, 14975560), (48, 13103615), (56, 11231670), (60, 10482892), (70, 8985336), (80, 7862169), (84, 7487780), (105, 5990224), (112, 5615835), (120, 5241446), (140, 4492668), (168, 3743890), (210, 2995112), (240, 2620723), (280, 2246334), (336, 1871945), (420, 1497556), (560, 1123167), (840, 748778), (1680, 374389)]