139744920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{166363}}^1$

素因数の和:166384

約数の個数: 64

約数和(自身を含む): 479128320

約数和(自身を除く): 339383400

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, 840, 166363, 332726, 499089, 665452, 831815, 998178, 1164541, 1330904, 1663630, 1996356, 2329082, 2495445, 3327260, 3493623, 3992712, 4658164, 4990890, 5822705, 6654520, 6987246, 9316328, 9981780, 11645410, 13974492, 17468115, 19963560, 23290820, 27948984, 34936230, 46581640, 69872460, 139744920]

約数ペア:

[(1, 139744920), (2, 69872460), (3, 46581640), (4, 34936230), (5, 27948984), (6, 23290820), (7, 19963560), (8, 17468115), (10, 13974492), (12, 11645410), (14, 9981780), (15, 9316328), (20, 6987246), (21, 6654520), (24, 5822705), (28, 4990890), (30, 4658164), (35, 3992712), (40, 3493623), (42, 3327260), (56, 2495445), (60, 2329082), (70, 1996356), (84, 1663630), (105, 1330904), (120, 1164541), (140, 998178), (168, 831815), (210, 665452), (280, 499089), (420, 332726), (840, 166363)]