161016013680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11981}}^1\times {\mathrm{55997}}^1$

素因数の和:67994

約数の個数: 80

約数和(自身を含む): 499200218784

約数和(自身を除く): 338184205104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 11981, 23962, 35943, 47924, 55997, 59905, 71886, 95848, 111994, 119810, 143772, 167991, 179715, 191696, 223988, 239620, 279985, 287544, 335982, 359430, 447976, 479240, 559970, 575088, 671964, 718860, 839955, 895952, 958480, 1119940, 1343928, 1437720, 1679910, 2239880, 2687856, 2875440, 3359820, 4479760, 6719640, 13439280, 670900057, 1341800114, 2012700171, 2683600228, 3354500285, 4025400342, 5367200456, 6709000570, 8050800684, 10063500855, 10734400912, 13418001140, 16101601368, 20127001710, 26836002280, 32203202736, 40254003420, 53672004560, 80508006840, 161016013680]

約数ペア:

[(1, 161016013680), (2, 80508006840), (3, 53672004560), (4, 40254003420), (5, 32203202736), (6, 26836002280), (8, 20127001710), (10, 16101601368), (12, 13418001140), (15, 10734400912), (16, 10063500855), (20, 8050800684), (24, 6709000570), (30, 5367200456), (40, 4025400342), (48, 3354500285), (60, 2683600228), (80, 2012700171), (120, 1341800114), (240, 670900057), (11981, 13439280), (23962, 6719640), (35943, 4479760), (47924, 3359820), (55997, 2875440), (59905, 2687856), (71886, 2239880), (95848, 1679910), (111994, 1437720), (119810, 1343928), (143772, 1119940), (167991, 958480), (179715, 895952), (191696, 839955), (223988, 718860), (239620, 671964), (279985, 575088), (287544, 559970), (335982, 479240), (359430, 447976)]