91814240

素因数分解:

$2^5\times 5^1\times 7^4\times {\mathrm{239}}^1$

素因数の和:282

約数の個数: 120

約数和(自身を含む): 254106720

約数和(自身を除く): 162292480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 239, 245, 280, 343, 392, 478, 490, 560, 686, 784, 956, 980, 1120, 1195, 1372, 1568, 1673, 1715, 1912, 1960, 2390, 2401, 2744, 3346, 3430, 3824, 3920, 4780, 4802, 5488, 6692, 6860, 7648, 7840, 8365, 9560, 9604, 10976, 11711, 12005, 13384, 13720, 16730, 19120, 19208, 23422, 24010, 26768, 27440, 33460, 38240, 38416, 46844, 48020, 53536, 54880, 58555, 66920, 76832, 81977, 93688, 96040, 117110, 133840, 163954, 187376, 192080, 234220, 267680, 327908, 374752, 384160, 409885, 468440, 573839, 655816, 819770, 936880, 1147678, 1311632, 1639540, 1873760, 2295356, 2623264, 2869195, 3279080, 4590712, 5738390, 6558160, 9181424, 11476780, 13116320, 18362848, 22953560, 45907120, 91814240]

約数ペア:

[(1, 91814240), (2, 45907120), (4, 22953560), (5, 18362848), (7, 13116320), (8, 11476780), (10, 9181424), (14, 6558160), (16, 5738390), (20, 4590712), (28, 3279080), (32, 2869195), (35, 2623264), (40, 2295356), (49, 1873760), (56, 1639540), (70, 1311632), (80, 1147678), (98, 936880), (112, 819770), (140, 655816), (160, 573839), (196, 468440), (224, 409885), (239, 384160), (245, 374752), (280, 327908), (343, 267680), (392, 234220), (478, 192080), (490, 187376), (560, 163954), (686, 133840), (784, 117110), (956, 96040), (980, 93688), (1120, 81977), (1195, 76832), (1372, 66920), (1568, 58555), (1673, 54880), (1715, 53536), (1912, 48020), (1960, 46844), (2390, 38416), (2401, 38240), (2744, 33460), (3346, 27440), (3430, 26768), (3824, 24010), (3920, 23422), (4780, 19208), (4802, 19120), (5488, 16730), (6692, 13720), (6860, 13384), (7648, 12005), (7840, 11711), (8365, 10976), (9560, 9604)]