31160340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{523}}^1$

素因数の和:869

約数の個数: 72

約数和(自身を含む): 94986528

約数和(自身を除く): 63826188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 523, 662, 993, 1046, 1324, 1569, 1655, 1986, 2092, 2615, 2979, 3138, 3310, 3972, 4707, 4965, 5230, 5958, 6276, 6620, 7845, 9414, 9930, 10460, 11916, 14895, 15690, 18828, 19860, 23535, 29790, 31380, 47070, 59580, 94140, 173113, 346226, 519339, 692452, 865565, 1038678, 1558017, 1731130, 2077356, 2596695, 3116034, 3462260, 5193390, 6232068, 7790085, 10386780, 15580170, 31160340]

約数ペア:

[(1, 31160340), (2, 15580170), (3, 10386780), (4, 7790085), (5, 6232068), (6, 5193390), (9, 3462260), (10, 3116034), (12, 2596695), (15, 2077356), (18, 1731130), (20, 1558017), (30, 1038678), (36, 865565), (45, 692452), (60, 519339), (90, 346226), (180, 173113), (331, 94140), (523, 59580), (662, 47070), (993, 31380), (1046, 29790), (1324, 23535), (1569, 19860), (1655, 18828), (1986, 15690), (2092, 14895), (2615, 11916), (2979, 10460), (3138, 9930), (3310, 9414), (3972, 7845), (4707, 6620), (4965, 6276), (5230, 5958)]