898207020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{160969}}^1$

素因数の和:161015

約数の個数: 72

約数和(自身を含む): 2812467840

約数和(自身を除く): 1914260820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 160969, 321938, 482907, 643876, 804845, 965814, 1448721, 1609690, 1931628, 2414535, 2897442, 3219380, 4829070, 4990039, 5794884, 7243605, 9658140, 9980078, 14487210, 14970117, 19960156, 24950195, 28974420, 29940234, 44910351, 49900390, 59880468, 74850585, 89820702, 99800780, 149701170, 179641404, 224551755, 299402340, 449103510, 898207020]

約数ペア:

[(1, 898207020), (2, 449103510), (3, 299402340), (4, 224551755), (5, 179641404), (6, 149701170), (9, 99800780), (10, 89820702), (12, 74850585), (15, 59880468), (18, 49900390), (20, 44910351), (30, 29940234), (31, 28974420), (36, 24950195), (45, 19960156), (60, 14970117), (62, 14487210), (90, 9980078), (93, 9658140), (124, 7243605), (155, 5794884), (180, 4990039), (186, 4829070), (279, 3219380), (310, 2897442), (372, 2414535), (465, 1931628), (558, 1609690), (620, 1448721), (930, 965814), (1116, 804845), (1395, 643876), (1860, 482907), (2790, 321938), (5580, 160969)]