1557536640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2543}}^1$

素因数の和:2605

約数の個数: 256

約数和(自身を含む): 5604940800

約数和(自身を除く): 4047404160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 29, 30, 32, 33, 40, 44, 48, 55, 58, 60, 64, 66, 80, 87, 88, 96, 110, 116, 120, 128, 132, 145, 160, 165, 174, 176, 192, 220, 232, 240, 264, 290, 319, 320, 330, 348, 352, 384, 435, 440, 464, 480, 528, 580, 638, 640, 660, 696, 704, 870, 880, 928, 957, 960, 1056, 1160, 1276, 1320, 1392, 1408, 1595, 1740, 1760, 1856, 1914, 1920, 2112, 2320, 2543, 2552, 2640, 2784, 3190, 3480, 3520, 3712, 3828, 4224, 4640, 4785, 5086, 5104, 5280, 5568, 6380, 6960, 7040, 7629, 7656, 9280, 9570, 10172, 10208, 10560, 11136, 12715, 12760, 13920, 15258, 15312, 18560, 19140, 20344, 20416, 21120, 25430, 25520, 27840, 27973, 30516, 30624, 38145, 38280, 40688, 40832, 50860, 51040, 55680, 55946, 61032, 61248, 73747, 76290, 76560, 81376, 83919, 101720, 102080, 111892, 122064, 122496, 139865, 147494, 152580, 153120, 162752, 167838, 203440, 204160, 221241, 223784, 244128, 279730, 294988, 305160, 306240, 325504, 335676, 368735, 406880, 419595, 442482, 447568, 488256, 559460, 589976, 610320, 612480, 671352, 737470, 811217, 813760, 839190, 884964, 895136, 976512, 1106205, 1118920, 1179952, 1220640, 1342704, 1474940, 1622434, 1627520, 1678380, 1769928, 1790272, 2212410, 2237840, 2359904, 2433651, 2441280, 2685408, 2949880, 3244868, 3356760, 3539856, 3580544, 4056085, 4424820, 4475680, 4719808, 4867302, 4882560, 5370816, 5899760, 6489736, 6713520, 7079712, 8112170, 8849640, 8951360, 9439616, 9734604, 10741632, 11799520, 12168255, 12979472, 13427040, 14159424, 16224340, 17699280, 17902720, 19469208, 23599040, 24336510, 25958944, 26854080, 28318848, 32448680, 35398560, 38938416, 47198080, 48673020, 51917888, 53708160, 64897360, 70797120, 77876832, 97346040, 103835776, 129794720, 141594240, 155753664, 194692080, 259589440, 311507328, 389384160, 519178880, 778768320, 1557536640]

約数ペア:

[(1, 1557536640), (2, 778768320), (3, 519178880), (4, 389384160), (5, 311507328), (6, 259589440), (8, 194692080), (10, 155753664), (11, 141594240), (12, 129794720), (15, 103835776), (16, 97346040), (20, 77876832), (22, 70797120), (24, 64897360), (29, 53708160), (30, 51917888), (32, 48673020), (33, 47198080), (40, 38938416), (44, 35398560), (48, 32448680), (55, 28318848), (58, 26854080), (60, 25958944), (64, 24336510), (66, 23599040), (80, 19469208), (87, 17902720), (88, 17699280), (96, 16224340), (110, 14159424), (116, 13427040), (120, 12979472), (128, 12168255), (132, 11799520), (145, 10741632), (160, 9734604), (165, 9439616), (174, 8951360), (176, 8849640), (192, 8112170), (220, 7079712), (232, 6713520), (240, 6489736), (264, 5899760), (290, 5370816), (319, 4882560), (320, 4867302), (330, 4719808), (348, 4475680), (352, 4424820), (384, 4056085), (435, 3580544), (440, 3539856), (464, 3356760), (480, 3244868), (528, 2949880), (580, 2685408), (638, 2441280), (640, 2433651), (660, 2359904), (696, 2237840), (704, 2212410), (870, 1790272), (880, 1769928), (928, 1678380), (957, 1627520), (960, 1622434), (1056, 1474940), (1160, 1342704), (1276, 1220640), (1320, 1179952), (1392, 1118920), (1408, 1106205), (1595, 976512), (1740, 895136), (1760, 884964), (1856, 839190), (1914, 813760), (1920, 811217), (2112, 737470), (2320, 671352), (2543, 612480), (2552, 610320), (2640, 589976), (2784, 559460), (3190, 488256), (3480, 447568), (3520, 442482), (3712, 419595), (3828, 406880), (4224, 368735), (4640, 335676), (4785, 325504), (5086, 306240), (5104, 305160), (5280, 294988), (5568, 279730), (6380, 244128), (6960, 223784), (7040, 221241), (7629, 204160), (7656, 203440), (9280, 167838), (9570, 162752), (10172, 153120), (10208, 152580), (10560, 147494), (11136, 139865), (12715, 122496), (12760, 122064), (13920, 111892), (15258, 102080), (15312, 101720), (18560, 83919), (19140, 81376), (20344, 76560), (20416, 76290), (21120, 73747), (25430, 61248), (25520, 61032), (27840, 55946), (27973, 55680), (30516, 51040), (30624, 50860), (38145, 40832), (38280, 40688)]