237776240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:491

約数の個数: 120

約数和(自身を含む): 614045520

約数和(自身を除く): 376269280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 169, 172, 208, 215, 260, 338, 344, 409, 430, 520, 559, 676, 688, 818, 845, 860, 1040, 1118, 1352, 1636, 1690, 1720, 2045, 2236, 2704, 2795, 3272, 3380, 3440, 4090, 4472, 5317, 5590, 6544, 6760, 7267, 8180, 8944, 10634, 11180, 13520, 14534, 16360, 17587, 21268, 22360, 26585, 29068, 32720, 35174, 36335, 42536, 44720, 53170, 58136, 69121, 70348, 72670, 85072, 87935, 106340, 116272, 138242, 140696, 145340, 175870, 212680, 228631, 276484, 281392, 290680, 345605, 351740, 425360, 457262, 552968, 581360, 691210, 703480, 914524, 1105936, 1143155, 1382420, 1406960, 1829048, 2286310, 2764840, 2972203, 3658096, 4572620, 5529680, 5944406, 9145240, 11888812, 14861015, 18290480, 23777624, 29722030, 47555248, 59444060, 118888120, 237776240]

約数ペア:

[(1, 237776240), (2, 118888120), (4, 59444060), (5, 47555248), (8, 29722030), (10, 23777624), (13, 18290480), (16, 14861015), (20, 11888812), (26, 9145240), (40, 5944406), (43, 5529680), (52, 4572620), (65, 3658096), (80, 2972203), (86, 2764840), (104, 2286310), (130, 1829048), (169, 1406960), (172, 1382420), (208, 1143155), (215, 1105936), (260, 914524), (338, 703480), (344, 691210), (409, 581360), (430, 552968), (520, 457262), (559, 425360), (676, 351740), (688, 345605), (818, 290680), (845, 281392), (860, 276484), (1040, 228631), (1118, 212680), (1352, 175870), (1636, 145340), (1690, 140696), (1720, 138242), (2045, 116272), (2236, 106340), (2704, 87935), (2795, 85072), (3272, 72670), (3380, 70348), (3440, 69121), (4090, 58136), (4472, 53170), (5317, 44720), (5590, 42536), (6544, 36335), (6760, 35174), (7267, 32720), (8180, 29068), (8944, 26585), (10634, 22360), (11180, 21268), (13520, 17587), (14534, 16360)]