320337720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1$

素因数の和:339

約数の個数: 256

約数和(自身を含む): 1145664000

約数和(自身を除く): 825326280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 67, 72, 76, 90, 95, 108, 114, 120, 134, 135, 152, 171, 180, 190, 201, 216, 228, 233, 268, 270, 285, 335, 342, 360, 380, 402, 456, 466, 513, 536, 540, 570, 603, 670, 684, 699, 760, 804, 855, 932, 1005, 1026, 1080, 1140, 1165, 1206, 1273, 1340, 1368, 1398, 1608, 1710, 1809, 1864, 2010, 2052, 2097, 2280, 2330, 2412, 2546, 2565, 2680, 2796, 3015, 3420, 3495, 3618, 3819, 4020, 4104, 4194, 4427, 4660, 4824, 5092, 5130, 5592, 6030, 6291, 6365, 6840, 6990, 7236, 7638, 8040, 8388, 8854, 9045, 9320, 10184, 10260, 10485, 11457, 12060, 12582, 12730, 13281, 13980, 14472, 15276, 15611, 16776, 17708, 18090, 19095, 20520, 20970, 22135, 22914, 24120, 25164, 25460, 26562, 27960, 30552, 31222, 31455, 34371, 35416, 36180, 38190, 39843, 41940, 44270, 45828, 46833, 50328, 50920, 53124, 57285, 62444, 62910, 66405, 68742, 72360, 76380, 78055, 79686, 83880, 88540, 91656, 93666, 106248, 114570, 119529, 124888, 125820, 132810, 137484, 140499, 152760, 156110, 159372, 171855, 177080, 187332, 199215, 229140, 234165, 239058, 251640, 265620, 274968, 280998, 296609, 312220, 318744, 343710, 374664, 398430, 421497, 458280, 468330, 478116, 531240, 561996, 593218, 597645, 624440, 687420, 702495, 796860, 842994, 889827, 936660, 956232, 1123992, 1186436, 1195290, 1374840, 1404990, 1483045, 1593720, 1685988, 1779654, 1873320, 2107485, 2372872, 2390580, 2669481, 2809980, 2966090, 3371976, 3559308, 4214970, 4449135, 4781160, 5338962, 5619960, 5932180, 7118616, 8008443, 8429940, 8898270, 10677924, 11864360, 13347405, 16016886, 16859880, 17796540, 21355848, 26694810, 32033772, 35593080, 40042215, 53389620, 64067544, 80084430, 106779240, 160168860, 320337720]

約数ペア:

[(1, 320337720), (2, 160168860), (3, 106779240), (4, 80084430), (5, 64067544), (6, 53389620), (8, 40042215), (9, 35593080), (10, 32033772), (12, 26694810), (15, 21355848), (18, 17796540), (19, 16859880), (20, 16016886), (24, 13347405), (27, 11864360), (30, 10677924), (36, 8898270), (38, 8429940), (40, 8008443), (45, 7118616), (54, 5932180), (57, 5619960), (60, 5338962), (67, 4781160), (72, 4449135), (76, 4214970), (90, 3559308), (95, 3371976), (108, 2966090), (114, 2809980), (120, 2669481), (134, 2390580), (135, 2372872), (152, 2107485), (171, 1873320), (180, 1779654), (190, 1685988), (201, 1593720), (216, 1483045), (228, 1404990), (233, 1374840), (268, 1195290), (270, 1186436), (285, 1123992), (335, 956232), (342, 936660), (360, 889827), (380, 842994), (402, 796860), (456, 702495), (466, 687420), (513, 624440), (536, 597645), (540, 593218), (570, 561996), (603, 531240), (670, 478116), (684, 468330), (699, 458280), (760, 421497), (804, 398430), (855, 374664), (932, 343710), (1005, 318744), (1026, 312220), (1080, 296609), (1140, 280998), (1165, 274968), (1206, 265620), (1273, 251640), (1340, 239058), (1368, 234165), (1398, 229140), (1608, 199215), (1710, 187332), (1809, 177080), (1864, 171855), (2010, 159372), (2052, 156110), (2097, 152760), (2280, 140499), (2330, 137484), (2412, 132810), (2546, 125820), (2565, 124888), (2680, 119529), (2796, 114570), (3015, 106248), (3420, 93666), (3495, 91656), (3618, 88540), (3819, 83880), (4020, 79686), (4104, 78055), (4194, 76380), (4427, 72360), (4660, 68742), (4824, 66405), (5092, 62910), (5130, 62444), (5592, 57285), (6030, 53124), (6291, 50920), (6365, 50328), (6840, 46833), (6990, 45828), (7236, 44270), (7638, 41940), (8040, 39843), (8388, 38190), (8854, 36180), (9045, 35416), (9320, 34371), (10184, 31455), (10260, 31222), (10485, 30552), (11457, 27960), (12060, 26562), (12582, 25460), (12730, 25164), (13281, 24120), (13980, 22914), (14472, 22135), (15276, 20970), (15611, 20520), (16776, 19095), (17708, 18090)]