240137280

素因数分解:

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

素因数の和:641

約数の個数: 168

約数和(自身を含む): 832104000

約数和(自身を除く): 591966720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 199, 240, 288, 320, 360, 398, 419, 480, 576, 597, 720, 796, 838, 960, 995, 1194, 1257, 1440, 1592, 1676, 1791, 1990, 2095, 2388, 2514, 2880, 2985, 3184, 3352, 3582, 3771, 3980, 4190, 4776, 5028, 5970, 6285, 6368, 6704, 7164, 7542, 7960, 8380, 8955, 9552, 10056, 11940, 12570, 12736, 13408, 14328, 15084, 15920, 16760, 17910, 18855, 19104, 20112, 23880, 25140, 26816, 28656, 30168, 31840, 33520, 35820, 37710, 38208, 40224, 47760, 50280, 57312, 60336, 63680, 67040, 71640, 75420, 80448, 83381, 95520, 100560, 114624, 120672, 134080, 143280, 150840, 166762, 191040, 201120, 241344, 250143, 286560, 301680, 333524, 402240, 416905, 500286, 573120, 603360, 667048, 750429, 833810, 1000572, 1206720, 1250715, 1334096, 1500858, 1667620, 2001144, 2501430, 2668192, 3001716, 3335240, 3752145, 4002288, 5002860, 5336384, 6003432, 6670480, 7504290, 8004576, 10005720, 12006864, 13340960, 15008580, 16009152, 20011440, 24013728, 26681920, 30017160, 40022880, 48027456, 60034320, 80045760, 120068640, 240137280]

約数ペア:

[(1, 240137280), (2, 120068640), (3, 80045760), (4, 60034320), (5, 48027456), (6, 40022880), (8, 30017160), (9, 26681920), (10, 24013728), (12, 20011440), (15, 16009152), (16, 15008580), (18, 13340960), (20, 12006864), (24, 10005720), (30, 8004576), (32, 7504290), (36, 6670480), (40, 6003432), (45, 5336384), (48, 5002860), (60, 4002288), (64, 3752145), (72, 3335240), (80, 3001716), (90, 2668192), (96, 2501430), (120, 2001144), (144, 1667620), (160, 1500858), (180, 1334096), (192, 1250715), (199, 1206720), (240, 1000572), (288, 833810), (320, 750429), (360, 667048), (398, 603360), (419, 573120), (480, 500286), (576, 416905), (597, 402240), (720, 333524), (796, 301680), (838, 286560), (960, 250143), (995, 241344), (1194, 201120), (1257, 191040), (1440, 166762), (1592, 150840), (1676, 143280), (1791, 134080), (1990, 120672), (2095, 114624), (2388, 100560), (2514, 95520), (2880, 83381), (2985, 80448), (3184, 75420), (3352, 71640), (3582, 67040), (3771, 63680), (3980, 60336), (4190, 57312), (4776, 50280), (5028, 47760), (5970, 40224), (6285, 38208), (6368, 37710), (6704, 35820), (7164, 33520), (7542, 31840), (7960, 30168), (8380, 28656), (8955, 26816), (9552, 25140), (10056, 23880), (11940, 20112), (12570, 19104), (12736, 18855), (13408, 17910), (14328, 16760), (15084, 15920)]