18156320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:107

約数の個数: 192

約数和(自身を含む): 55883520

約数和(自身を除く): 37727200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 29, 32, 35, 40, 43, 52, 56, 58, 65, 70, 80, 86, 91, 104, 112, 116, 130, 140, 145, 160, 172, 182, 203, 208, 215, 224, 232, 260, 280, 290, 301, 344, 364, 377, 406, 416, 430, 455, 464, 520, 559, 560, 580, 602, 688, 728, 754, 812, 860, 910, 928, 1015, 1040, 1118, 1120, 1160, 1204, 1247, 1376, 1456, 1505, 1508, 1624, 1720, 1820, 1885, 2030, 2080, 2236, 2320, 2408, 2494, 2639, 2795, 2912, 3010, 3016, 3248, 3440, 3640, 3770, 3913, 4060, 4472, 4640, 4816, 4988, 5278, 5590, 6020, 6032, 6235, 6496, 6880, 7280, 7540, 7826, 8120, 8729, 8944, 9632, 9976, 10556, 11180, 12040, 12064, 12470, 13195, 14560, 15080, 15652, 16211, 16240, 17458, 17888, 19565, 19952, 21112, 22360, 24080, 24940, 26390, 30160, 31304, 32422, 32480, 34916, 39130, 39904, 42224, 43645, 44720, 48160, 49880, 52780, 60320, 62608, 64844, 69832, 78260, 81055, 84448, 87290, 89440, 99760, 105560, 113477, 125216, 129688, 139664, 156520, 162110, 174580, 199520, 211120, 226954, 259376, 279328, 313040, 324220, 349160, 422240, 453908, 518752, 567385, 626080, 648440, 698320, 907816, 1134770, 1296880, 1396640, 1815632, 2269540, 2593760, 3631264, 4539080, 9078160, 18156320]

約数ペア:

[(1, 18156320), (2, 9078160), (4, 4539080), (5, 3631264), (7, 2593760), (8, 2269540), (10, 1815632), (13, 1396640), (14, 1296880), (16, 1134770), (20, 907816), (26, 698320), (28, 648440), (29, 626080), (32, 567385), (35, 518752), (40, 453908), (43, 422240), (52, 349160), (56, 324220), (58, 313040), (65, 279328), (70, 259376), (80, 226954), (86, 211120), (91, 199520), (104, 174580), (112, 162110), (116, 156520), (130, 139664), (140, 129688), (145, 125216), (160, 113477), (172, 105560), (182, 99760), (203, 89440), (208, 87290), (215, 84448), (224, 81055), (232, 78260), (260, 69832), (280, 64844), (290, 62608), (301, 60320), (344, 52780), (364, 49880), (377, 48160), (406, 44720), (416, 43645), (430, 42224), (455, 39904), (464, 39130), (520, 34916), (559, 32480), (560, 32422), (580, 31304), (602, 30160), (688, 26390), (728, 24940), (754, 24080), (812, 22360), (860, 21112), (910, 19952), (928, 19565), (1015, 17888), (1040, 17458), (1118, 16240), (1120, 16211), (1160, 15652), (1204, 15080), (1247, 14560), (1376, 13195), (1456, 12470), (1505, 12064), (1508, 12040), (1624, 11180), (1720, 10556), (1820, 9976), (1885, 9632), (2030, 8944), (2080, 8729), (2236, 8120), (2320, 7826), (2408, 7540), (2494, 7280), (2639, 6880), (2795, 6496), (2912, 6235), (3010, 6032), (3016, 6020), (3248, 5590), (3440, 5278), (3640, 4988), (3770, 4816), (3913, 4640), (4060, 4472)]