320184960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:239

約数の個数: 256

約数和(自身を含む): 1098662400

約数和(自身を除く): 778477440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 67, 76, 80, 95, 96, 114, 120, 128, 131, 134, 152, 160, 190, 192, 201, 228, 240, 262, 268, 285, 304, 320, 335, 380, 384, 393, 402, 456, 480, 524, 536, 570, 608, 640, 655, 670, 760, 786, 804, 912, 960, 1005, 1048, 1072, 1140, 1216, 1273, 1310, 1340, 1520, 1572, 1608, 1824, 1920, 1965, 2010, 2096, 2144, 2280, 2432, 2489, 2546, 2620, 2680, 3040, 3144, 3216, 3648, 3819, 3930, 4020, 4192, 4288, 4560, 4978, 5092, 5240, 5360, 6080, 6288, 6365, 6432, 7296, 7467, 7638, 7860, 8040, 8384, 8576, 8777, 9120, 9956, 10184, 10480, 10720, 12160, 12445, 12576, 12730, 12864, 14934, 15276, 15720, 16080, 16768, 17554, 18240, 19095, 19912, 20368, 20960, 21440, 24890, 25152, 25460, 25728, 26331, 29868, 30552, 31440, 32160, 35108, 36480, 37335, 38190, 39824, 40736, 41920, 42880, 43885, 49780, 50304, 50920, 52662, 59736, 61104, 62880, 64320, 70216, 74670, 76380, 79648, 81472, 83840, 87770, 99560, 101840, 105324, 119472, 122208, 125760, 128640, 131655, 140432, 149340, 152760, 159296, 162944, 166763, 175540, 199120, 203680, 210648, 238944, 244416, 251520, 263310, 280864, 298680, 305520, 318592, 333526, 351080, 398240, 407360, 421296, 477888, 488832, 500289, 526620, 561728, 597360, 611040, 667052, 702160, 796480, 814720, 833815, 842592, 955776, 1000578, 1053240, 1123456, 1194720, 1222080, 1334104, 1404320, 1592960, 1667630, 1685184, 2001156, 2106480, 2389440, 2444160, 2501445, 2668208, 2808640, 3335260, 3370368, 4002312, 4212960, 4778880, 5002890, 5336416, 5617280, 6670520, 8004624, 8425920, 10005780, 10672832, 13341040, 16009248, 16851840, 20011560, 21345664, 26682080, 32018496, 40023120, 53364160, 64036992, 80046240, 106728320, 160092480, 320184960]

約数ペア:

[(1, 320184960), (2, 160092480), (3, 106728320), (4, 80046240), (5, 64036992), (6, 53364160), (8, 40023120), (10, 32018496), (12, 26682080), (15, 21345664), (16, 20011560), (19, 16851840), (20, 16009248), (24, 13341040), (30, 10672832), (32, 10005780), (38, 8425920), (40, 8004624), (48, 6670520), (57, 5617280), (60, 5336416), (64, 5002890), (67, 4778880), (76, 4212960), (80, 4002312), (95, 3370368), (96, 3335260), (114, 2808640), (120, 2668208), (128, 2501445), (131, 2444160), (134, 2389440), (152, 2106480), (160, 2001156), (190, 1685184), (192, 1667630), (201, 1592960), (228, 1404320), (240, 1334104), (262, 1222080), (268, 1194720), (285, 1123456), (304, 1053240), (320, 1000578), (335, 955776), (380, 842592), (384, 833815), (393, 814720), (402, 796480), (456, 702160), (480, 667052), (524, 611040), (536, 597360), (570, 561728), (608, 526620), (640, 500289), (655, 488832), (670, 477888), (760, 421296), (786, 407360), (804, 398240), (912, 351080), (960, 333526), (1005, 318592), (1048, 305520), (1072, 298680), (1140, 280864), (1216, 263310), (1273, 251520), (1310, 244416), (1340, 238944), (1520, 210648), (1572, 203680), (1608, 199120), (1824, 175540), (1920, 166763), (1965, 162944), (2010, 159296), (2096, 152760), (2144, 149340), (2280, 140432), (2432, 131655), (2489, 128640), (2546, 125760), (2620, 122208), (2680, 119472), (3040, 105324), (3144, 101840), (3216, 99560), (3648, 87770), (3819, 83840), (3930, 81472), (4020, 79648), (4192, 76380), (4288, 74670), (4560, 70216), (4978, 64320), (5092, 62880), (5240, 61104), (5360, 59736), (6080, 52662), (6288, 50920), (6365, 50304), (6432, 49780), (7296, 43885), (7467, 42880), (7638, 41920), (7860, 40736), (8040, 39824), (8384, 38190), (8576, 37335), (8777, 36480), (9120, 35108), (9956, 32160), (10184, 31440), (10480, 30552), (10720, 29868), (12160, 26331), (12445, 25728), (12576, 25460), (12730, 25152), (12864, 24890), (14934, 21440), (15276, 20960), (15720, 20368), (16080, 19912), (16768, 19095), (17554, 18240)]