31873830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{281}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 81216000

約数和(自身を除く): 49342170

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 199, 281, 285, 398, 562, 570, 597, 843, 995, 1194, 1405, 1686, 1990, 2810, 2985, 3781, 4215, 5339, 5970, 7562, 8430, 10678, 11343, 16017, 18905, 22686, 26695, 32034, 37810, 53390, 55919, 56715, 80085, 111838, 113430, 160170, 167757, 279595, 335514, 559190, 838785, 1062461, 1677570, 2124922, 3187383, 5312305, 6374766, 10624610, 15936915, 31873830]

約数ペア:

[(1, 31873830), (2, 15936915), (3, 10624610), (5, 6374766), (6, 5312305), (10, 3187383), (15, 2124922), (19, 1677570), (30, 1062461), (38, 838785), (57, 559190), (95, 335514), (114, 279595), (190, 167757), (199, 160170), (281, 113430), (285, 111838), (398, 80085), (562, 56715), (570, 55919), (597, 53390), (843, 37810), (995, 32034), (1194, 26695), (1405, 22686), (1686, 18905), (1990, 16017), (2810, 11343), (2985, 10678), (3781, 8430), (4215, 7562), (5339, 5970)]