1813568640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{643}}^1$

素因数の和:791

約数の個数: 256

約数和(自身を含む): 6290282880

約数和(自身を除く): 4476714240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 113, 120, 128, 130, 156, 160, 192, 195, 208, 226, 240, 260, 312, 320, 339, 384, 390, 416, 452, 480, 520, 565, 624, 640, 643, 678, 780, 832, 904, 960, 1040, 1130, 1248, 1286, 1356, 1469, 1560, 1664, 1695, 1808, 1920, 1929, 2080, 2260, 2496, 2572, 2712, 2938, 3120, 3215, 3390, 3616, 3858, 4160, 4407, 4520, 4992, 5144, 5424, 5876, 6240, 6430, 6780, 7232, 7345, 7716, 8320, 8359, 8814, 9040, 9645, 10288, 10848, 11752, 12480, 12860, 13560, 14464, 14690, 15432, 16718, 17628, 18080, 19290, 20576, 21696, 22035, 23504, 24960, 25077, 25720, 27120, 29380, 30864, 33436, 35256, 36160, 38580, 41152, 41795, 43392, 44070, 47008, 50154, 51440, 54240, 58760, 61728, 66872, 70512, 72320, 72659, 77160, 82304, 83590, 88140, 94016, 100308, 102880, 108480, 117520, 123456, 125385, 133744, 141024, 145318, 154320, 167180, 176280, 188032, 200616, 205760, 216960, 217977, 235040, 246912, 250770, 267488, 282048, 290636, 308640, 334360, 352560, 363295, 401232, 411520, 435954, 470080, 501540, 534976, 564096, 581272, 617280, 668720, 705120, 726590, 802464, 871908, 940160, 944567, 1003080, 1069952, 1089885, 1162544, 1234560, 1337440, 1410240, 1453180, 1604928, 1743816, 1889134, 2006160, 2179770, 2325088, 2674880, 2820480, 2833701, 2906360, 3209856, 3487632, 3778268, 4012320, 4359540, 4650176, 4722835, 5349760, 5667402, 5812720, 6975264, 7556536, 8024640, 8719080, 9300352, 9445670, 11334804, 11625440, 13950528, 14168505, 15113072, 16049280, 17438160, 18891340, 22669608, 23250880, 27901056, 28337010, 30226144, 34876320, 37782680, 45339216, 46501760, 56674020, 60452288, 69752640, 75565360, 90678432, 113348040, 120904576, 139505280, 151130720, 181356864, 226696080, 302261440, 362713728, 453392160, 604522880, 906784320, 1813568640]

約数ペア:

[(1, 1813568640), (2, 906784320), (3, 604522880), (4, 453392160), (5, 362713728), (6, 302261440), (8, 226696080), (10, 181356864), (12, 151130720), (13, 139505280), (15, 120904576), (16, 113348040), (20, 90678432), (24, 75565360), (26, 69752640), (30, 60452288), (32, 56674020), (39, 46501760), (40, 45339216), (48, 37782680), (52, 34876320), (60, 30226144), (64, 28337010), (65, 27901056), (78, 23250880), (80, 22669608), (96, 18891340), (104, 17438160), (113, 16049280), (120, 15113072), (128, 14168505), (130, 13950528), (156, 11625440), (160, 11334804), (192, 9445670), (195, 9300352), (208, 8719080), (226, 8024640), (240, 7556536), (260, 6975264), (312, 5812720), (320, 5667402), (339, 5349760), (384, 4722835), (390, 4650176), (416, 4359540), (452, 4012320), (480, 3778268), (520, 3487632), (565, 3209856), (624, 2906360), (640, 2833701), (643, 2820480), (678, 2674880), (780, 2325088), (832, 2179770), (904, 2006160), (960, 1889134), (1040, 1743816), (1130, 1604928), (1248, 1453180), (1286, 1410240), (1356, 1337440), (1469, 1234560), (1560, 1162544), (1664, 1089885), (1695, 1069952), (1808, 1003080), (1920, 944567), (1929, 940160), (2080, 871908), (2260, 802464), (2496, 726590), (2572, 705120), (2712, 668720), (2938, 617280), (3120, 581272), (3215, 564096), (3390, 534976), (3616, 501540), (3858, 470080), (4160, 435954), (4407, 411520), (4520, 401232), (4992, 363295), (5144, 352560), (5424, 334360), (5876, 308640), (6240, 290636), (6430, 282048), (6780, 267488), (7232, 250770), (7345, 246912), (7716, 235040), (8320, 217977), (8359, 216960), (8814, 205760), (9040, 200616), (9645, 188032), (10288, 176280), (10848, 167180), (11752, 154320), (12480, 145318), (12860, 141024), (13560, 133744), (14464, 125385), (14690, 123456), (15432, 117520), (16718, 108480), (17628, 102880), (18080, 100308), (19290, 94016), (20576, 88140), (21696, 83590), (22035, 82304), (23504, 77160), (24960, 72659), (25077, 72320), (25720, 70512), (27120, 66872), (29380, 61728), (30864, 58760), (33436, 54240), (35256, 51440), (36160, 50154), (38580, 47008), (41152, 44070), (41795, 43392)]