90305520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2707}}^1$

素因数の和:2862

約数の個数: 80

約数和(自身を含む): 282065280

約数和(自身を除く): 191759760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2224, 2707, 2780, 3336, 4170, 5414, 5560, 6672, 8121, 8340, 10828, 11120, 13535, 16242, 16680, 21656, 27070, 32484, 33360, 40605, 43312, 54140, 64968, 81210, 108280, 129936, 162420, 216560, 324840, 376273, 649680, 752546, 1128819, 1505092, 1881365, 2257638, 3010184, 3762730, 4515276, 5644095, 6020368, 7525460, 9030552, 11288190, 15050920, 18061104, 22576380, 30101840, 45152760, 90305520]

約数ペア:

[(1, 90305520), (2, 45152760), (3, 30101840), (4, 22576380), (5, 18061104), (6, 15050920), (8, 11288190), (10, 9030552), (12, 7525460), (15, 6020368), (16, 5644095), (20, 4515276), (24, 3762730), (30, 3010184), (40, 2257638), (48, 1881365), (60, 1505092), (80, 1128819), (120, 752546), (139, 649680), (240, 376273), (278, 324840), (417, 216560), (556, 162420), (695, 129936), (834, 108280), (1112, 81210), (1390, 64968), (1668, 54140), (2085, 43312), (2224, 40605), (2707, 33360), (2780, 32484), (3336, 27070), (4170, 21656), (5414, 16680), (5560, 16242), (6672, 13535), (8121, 11120), (8340, 10828)]