21869760

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:159

約数の個数: 224

約数和(自身を含む): 80467200

約数和(自身を除く): 58597440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 30, 32, 33, 38, 40, 44, 48, 55, 57, 60, 64, 66, 76, 80, 88, 95, 96, 109, 110, 114, 120, 132, 152, 160, 165, 176, 190, 192, 209, 218, 220, 228, 240, 264, 285, 304, 320, 327, 330, 352, 380, 418, 436, 440, 456, 480, 528, 545, 570, 608, 627, 654, 660, 704, 760, 836, 872, 880, 912, 960, 1045, 1056, 1090, 1140, 1199, 1216, 1254, 1308, 1320, 1520, 1635, 1672, 1744, 1760, 1824, 2071, 2090, 2112, 2180, 2280, 2398, 2508, 2616, 2640, 3040, 3135, 3270, 3344, 3488, 3520, 3597, 3648, 4142, 4180, 4360, 4560, 4796, 5016, 5232, 5280, 5995, 6080, 6213, 6270, 6540, 6688, 6976, 7194, 8284, 8360, 8720, 9120, 9592, 10032, 10355, 10464, 10560, 11990, 12426, 12540, 13080, 13376, 14388, 16568, 16720, 17440, 17985, 18240, 19184, 20064, 20710, 20928, 22781, 23980, 24852, 25080, 26160, 28776, 31065, 33136, 33440, 34880, 35970, 38368, 40128, 41420, 45562, 47960, 49704, 50160, 52320, 57552, 62130, 66272, 66880, 68343, 71940, 76736, 82840, 91124, 95920, 99408, 100320, 104640, 113905, 115104, 124260, 132544, 136686, 143880, 165680, 182248, 191840, 198816, 200640, 227810, 230208, 248520, 273372, 287760, 331360, 341715, 364496, 383680, 397632, 455620, 497040, 546744, 575520, 662720, 683430, 728992, 911240, 994080, 1093488, 1151040, 1366860, 1457984, 1822480, 1988160, 2186976, 2733720, 3644960, 4373952, 5467440, 7289920, 10934880, 21869760]

約数ペア:

[(1, 21869760), (2, 10934880), (3, 7289920), (4, 5467440), (5, 4373952), (6, 3644960), (8, 2733720), (10, 2186976), (11, 1988160), (12, 1822480), (15, 1457984), (16, 1366860), (19, 1151040), (20, 1093488), (22, 994080), (24, 911240), (30, 728992), (32, 683430), (33, 662720), (38, 575520), (40, 546744), (44, 497040), (48, 455620), (55, 397632), (57, 383680), (60, 364496), (64, 341715), (66, 331360), (76, 287760), (80, 273372), (88, 248520), (95, 230208), (96, 227810), (109, 200640), (110, 198816), (114, 191840), (120, 182248), (132, 165680), (152, 143880), (160, 136686), (165, 132544), (176, 124260), (190, 115104), (192, 113905), (209, 104640), (218, 100320), (220, 99408), (228, 95920), (240, 91124), (264, 82840), (285, 76736), (304, 71940), (320, 68343), (327, 66880), (330, 66272), (352, 62130), (380, 57552), (418, 52320), (436, 50160), (440, 49704), (456, 47960), (480, 45562), (528, 41420), (545, 40128), (570, 38368), (608, 35970), (627, 34880), (654, 33440), (660, 33136), (704, 31065), (760, 28776), (836, 26160), (872, 25080), (880, 24852), (912, 23980), (960, 22781), (1045, 20928), (1056, 20710), (1090, 20064), (1140, 19184), (1199, 18240), (1216, 17985), (1254, 17440), (1308, 16720), (1320, 16568), (1520, 14388), (1635, 13376), (1672, 13080), (1744, 12540), (1760, 12426), (1824, 11990), (2071, 10560), (2090, 10464), (2112, 10355), (2180, 10032), (2280, 9592), (2398, 9120), (2508, 8720), (2616, 8360), (2640, 8284), (3040, 7194), (3135, 6976), (3270, 6688), (3344, 6540), (3488, 6270), (3520, 6213), (3597, 6080), (3648, 5995), (4142, 5280), (4180, 5232), (4360, 5016), (4560, 4796)]