31595220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{919}}^1$

素因数の和:1125

約数の個数: 72

約数和(自身を含む): 96445440

約数和(自身を除く): 64850220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 191, 382, 573, 764, 919, 955, 1146, 1719, 1838, 1910, 2292, 2757, 2865, 3438, 3676, 3820, 4595, 5514, 5730, 6876, 8271, 8595, 9190, 11028, 11460, 13785, 16542, 17190, 18380, 27570, 33084, 34380, 41355, 55140, 82710, 165420, 175529, 351058, 526587, 702116, 877645, 1053174, 1579761, 1755290, 2106348, 2632935, 3159522, 3510580, 5265870, 6319044, 7898805, 10531740, 15797610, 31595220]

約数ペア:

[(1, 31595220), (2, 15797610), (3, 10531740), (4, 7898805), (5, 6319044), (6, 5265870), (9, 3510580), (10, 3159522), (12, 2632935), (15, 2106348), (18, 1755290), (20, 1579761), (30, 1053174), (36, 877645), (45, 702116), (60, 526587), (90, 351058), (180, 175529), (191, 165420), (382, 82710), (573, 55140), (764, 41355), (919, 34380), (955, 33084), (1146, 27570), (1719, 18380), (1838, 17190), (1910, 16542), (2292, 13785), (2757, 11460), (2865, 11028), (3438, 9190), (3676, 8595), (3820, 8271), (4595, 6876), (5514, 5730)]