161706780

素因数分解:

$2^2\times 3^7\times 5^1\times {\mathrm{3697}}^1$

素因数の和:3727

約数の個数: 96

約数和(自身を含む): 509436480

約数和(自身を除く): 347729700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1215, 1458, 1620, 2187, 2430, 2916, 3645, 3697, 4374, 4860, 7290, 7394, 8748, 10935, 11091, 14580, 14788, 18485, 21870, 22182, 33273, 36970, 43740, 44364, 55455, 66546, 73940, 99819, 110910, 133092, 166365, 199638, 221820, 299457, 332730, 399276, 499095, 598914, 665460, 898371, 998190, 1197828, 1497285, 1796742, 1996380, 2695113, 2994570, 3593484, 4491855, 5390226, 5989140, 8085339, 8983710, 10780452, 13475565, 16170678, 17967420, 26951130, 32341356, 40426695, 53902260, 80853390, 161706780]

約数ペア:

[(1, 161706780), (2, 80853390), (3, 53902260), (4, 40426695), (5, 32341356), (6, 26951130), (9, 17967420), (10, 16170678), (12, 13475565), (15, 10780452), (18, 8983710), (20, 8085339), (27, 5989140), (30, 5390226), (36, 4491855), (45, 3593484), (54, 2994570), (60, 2695113), (81, 1996380), (90, 1796742), (108, 1497285), (135, 1197828), (162, 998190), (180, 898371), (243, 665460), (270, 598914), (324, 499095), (405, 399276), (486, 332730), (540, 299457), (729, 221820), (810, 199638), (972, 166365), (1215, 133092), (1458, 110910), (1620, 99819), (2187, 73940), (2430, 66546), (2916, 55455), (3645, 44364), (3697, 43740), (4374, 36970), (4860, 33273), (7290, 22182), (7394, 21870), (8748, 18485), (10935, 14788), (11091, 14580)]