80045760

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{419}}^1$

素因数の和:638

約数の個数: 112

約数和(自身を含む): 256032000

約数和(自身を除く): 175986240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 199, 240, 320, 398, 419, 480, 597, 796, 838, 960, 995, 1194, 1257, 1592, 1676, 1990, 2095, 2388, 2514, 2985, 3184, 3352, 3980, 4190, 4776, 5028, 5970, 6285, 6368, 6704, 7960, 8380, 9552, 10056, 11940, 12570, 12736, 13408, 15920, 16760, 19104, 20112, 23880, 25140, 26816, 31840, 33520, 38208, 40224, 47760, 50280, 63680, 67040, 80448, 83381, 95520, 100560, 134080, 166762, 191040, 201120, 250143, 333524, 402240, 416905, 500286, 667048, 833810, 1000572, 1250715, 1334096, 1667620, 2001144, 2501430, 2668192, 3335240, 4002288, 5002860, 5336384, 6670480, 8004576, 10005720, 13340960, 16009152, 20011440, 26681920, 40022880, 80045760]

約数ペア:

[(1, 80045760), (2, 40022880), (3, 26681920), (4, 20011440), (5, 16009152), (6, 13340960), (8, 10005720), (10, 8004576), (12, 6670480), (15, 5336384), (16, 5002860), (20, 4002288), (24, 3335240), (30, 2668192), (32, 2501430), (40, 2001144), (48, 1667620), (60, 1334096), (64, 1250715), (80, 1000572), (96, 833810), (120, 667048), (160, 500286), (192, 416905), (199, 402240), (240, 333524), (320, 250143), (398, 201120), (419, 191040), (480, 166762), (597, 134080), (796, 100560), (838, 95520), (960, 83381), (995, 80448), (1194, 67040), (1257, 63680), (1592, 50280), (1676, 47760), (1990, 40224), (2095, 38208), (2388, 33520), (2514, 31840), (2985, 26816), (3184, 25140), (3352, 23880), (3980, 20112), (4190, 19104), (4776, 16760), (5028, 15920), (5970, 13408), (6285, 12736), (6368, 12570), (6704, 11940), (7960, 10056), (8380, 9552)]