31840740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{7691}}^1$

素因数の和:7729

約数の個数: 72

約数和(自身を含む): 100795968

約数和(自身を除く): 68955228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 7691, 15382, 23073, 30764, 38455, 46146, 69219, 76910, 92292, 115365, 138438, 153820, 176893, 230730, 276876, 346095, 353786, 461460, 530679, 692190, 707572, 884465, 1061358, 1384380, 1592037, 1768930, 2122716, 2653395, 3184074, 3537860, 5306790, 6368148, 7960185, 10613580, 15920370, 31840740]

約数ペア:

[(1, 31840740), (2, 15920370), (3, 10613580), (4, 7960185), (5, 6368148), (6, 5306790), (9, 3537860), (10, 3184074), (12, 2653395), (15, 2122716), (18, 1768930), (20, 1592037), (23, 1384380), (30, 1061358), (36, 884465), (45, 707572), (46, 692190), (60, 530679), (69, 461460), (90, 353786), (92, 346095), (115, 276876), (138, 230730), (180, 176893), (207, 153820), (230, 138438), (276, 115365), (345, 92292), (414, 76910), (460, 69219), (690, 46146), (828, 38455), (1035, 30764), (1380, 23073), (2070, 15382), (4140, 7691)]