30796020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5519}}^1$

素因数の和:5565

約数の個数: 72

約数和(自身を含む): 96445440

約数和(自身を除く): 65649420

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, 5519, 5580, 11038, 16557, 22076, 27595, 33114, 49671, 55190, 66228, 82785, 99342, 110380, 165570, 171089, 198684, 248355, 331140, 342178, 496710, 513267, 684356, 855445, 993420, 1026534, 1539801, 1710890, 2053068, 2566335, 3079602, 3421780, 5132670, 6159204, 7699005, 10265340, 15398010, 30796020]

約数ペア:

[(1, 30796020), (2, 15398010), (3, 10265340), (4, 7699005), (5, 6159204), (6, 5132670), (9, 3421780), (10, 3079602), (12, 2566335), (15, 2053068), (18, 1710890), (20, 1539801), (30, 1026534), (31, 993420), (36, 855445), (45, 684356), (60, 513267), (62, 496710), (90, 342178), (93, 331140), (124, 248355), (155, 198684), (180, 171089), (186, 165570), (279, 110380), (310, 99342), (372, 82785), (465, 66228), (558, 55190), (620, 49671), (930, 33114), (1116, 27595), (1395, 22076), (1860, 16557), (2790, 11038), (5519, 5580)]