181487220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2819}}^1$

素因数の和:2897

約数の個数: 96

約数和(自身を含む): 540086400

約数和(自身を除く): 358599180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 37, 58, 60, 74, 87, 111, 116, 145, 148, 174, 185, 222, 290, 348, 370, 435, 444, 555, 580, 740, 870, 1073, 1110, 1740, 2146, 2220, 2819, 3219, 4292, 5365, 5638, 6438, 8457, 10730, 11276, 12876, 14095, 16095, 16914, 21460, 28190, 32190, 33828, 42285, 56380, 64380, 81751, 84570, 104303, 163502, 169140, 208606, 245253, 312909, 327004, 408755, 417212, 490506, 521515, 625818, 817510, 981012, 1043030, 1226265, 1251636, 1564545, 1635020, 2086060, 2452530, 3024787, 3129090, 4905060, 6049574, 6258180, 9074361, 12099148, 15123935, 18148722, 30247870, 36297444, 45371805, 60495740, 90743610, 181487220]

約数ペア:

[(1, 181487220), (2, 90743610), (3, 60495740), (4, 45371805), (5, 36297444), (6, 30247870), (10, 18148722), (12, 15123935), (15, 12099148), (20, 9074361), (29, 6258180), (30, 6049574), (37, 4905060), (58, 3129090), (60, 3024787), (74, 2452530), (87, 2086060), (111, 1635020), (116, 1564545), (145, 1251636), (148, 1226265), (174, 1043030), (185, 981012), (222, 817510), (290, 625818), (348, 521515), (370, 490506), (435, 417212), (444, 408755), (555, 327004), (580, 312909), (740, 245253), (870, 208606), (1073, 169140), (1110, 163502), (1740, 104303), (2146, 84570), (2220, 81751), (2819, 64380), (3219, 56380), (4292, 42285), (5365, 33828), (5638, 32190), (6438, 28190), (8457, 21460), (10730, 16914), (11276, 16095), (12876, 14095)]