191545020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{823}}^1$

素因数の和:1272

約数の個数: 96

約数和(自身を含む): 598026240

約数和(自身を除く): 406481220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 431, 540, 823, 862, 1293, 1646, 1724, 2155, 2469, 2586, 3292, 3879, 4115, 4310, 4938, 5172, 6465, 7407, 7758, 8230, 8620, 9876, 11637, 12345, 12930, 14814, 15516, 16460, 19395, 22221, 23274, 24690, 25860, 29628, 37035, 38790, 44442, 46548, 49380, 58185, 74070, 77580, 88884, 111105, 116370, 148140, 222210, 232740, 354713, 444420, 709426, 1064139, 1418852, 1773565, 2128278, 3192417, 3547130, 4256556, 5320695, 6384834, 7094260, 9577251, 10641390, 12769668, 15962085, 19154502, 21282780, 31924170, 38309004, 47886255, 63848340, 95772510, 191545020]

約数ペア:

[(1, 191545020), (2, 95772510), (3, 63848340), (4, 47886255), (5, 38309004), (6, 31924170), (9, 21282780), (10, 19154502), (12, 15962085), (15, 12769668), (18, 10641390), (20, 9577251), (27, 7094260), (30, 6384834), (36, 5320695), (45, 4256556), (54, 3547130), (60, 3192417), (90, 2128278), (108, 1773565), (135, 1418852), (180, 1064139), (270, 709426), (431, 444420), (540, 354713), (823, 232740), (862, 222210), (1293, 148140), (1646, 116370), (1724, 111105), (2155, 88884), (2469, 77580), (2586, 74070), (3292, 58185), (3879, 49380), (4115, 46548), (4310, 44442), (4938, 38790), (5172, 37035), (6465, 29628), (7407, 25860), (7758, 24690), (8230, 23274), (8620, 22221), (9876, 19395), (11637, 16460), (12345, 15516), (12930, 14814)]