6401921280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{15581}}^1$

素因数の和:15712

約数の個数: 144

約数和(自身を含む): 20638545984

約数和(自身を除く): 14236624704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 107, 120, 128, 160, 192, 214, 240, 256, 320, 321, 384, 428, 480, 535, 640, 642, 768, 856, 960, 1070, 1280, 1284, 1605, 1712, 1920, 2140, 2568, 3210, 3424, 3840, 4280, 5136, 6420, 6848, 8560, 10272, 12840, 13696, 15581, 17120, 20544, 25680, 27392, 31162, 34240, 41088, 46743, 51360, 62324, 68480, 77905, 82176, 93486, 102720, 124648, 136960, 155810, 186972, 205440, 233715, 249296, 311620, 373944, 410880, 467430, 498592, 623240, 747888, 934860, 997184, 1246480, 1495776, 1667167, 1869720, 1994368, 2492960, 2991552, 3334334, 3739440, 3988736, 4985920, 5001501, 5983104, 6668668, 7478880, 8335835, 9971840, 10003002, 11966208, 13337336, 14957760, 16671670, 19943680, 20006004, 25007505, 26674672, 29915520, 33343340, 40012008, 50015010, 53349344, 59831040, 66686680, 80024016, 100030020, 106698688, 133373360, 160048032, 200060040, 213397376, 266746720, 320096064, 400120080, 426794752, 533493440, 640192128, 800240160, 1066986880, 1280384256, 1600480320, 2133973760, 3200960640, 6401921280]

約数ペア:

[(1, 6401921280), (2, 3200960640), (3, 2133973760), (4, 1600480320), (5, 1280384256), (6, 1066986880), (8, 800240160), (10, 640192128), (12, 533493440), (15, 426794752), (16, 400120080), (20, 320096064), (24, 266746720), (30, 213397376), (32, 200060040), (40, 160048032), (48, 133373360), (60, 106698688), (64, 100030020), (80, 80024016), (96, 66686680), (107, 59831040), (120, 53349344), (128, 50015010), (160, 40012008), (192, 33343340), (214, 29915520), (240, 26674672), (256, 25007505), (320, 20006004), (321, 19943680), (384, 16671670), (428, 14957760), (480, 13337336), (535, 11966208), (640, 10003002), (642, 9971840), (768, 8335835), (856, 7478880), (960, 6668668), (1070, 5983104), (1280, 5001501), (1284, 4985920), (1605, 3988736), (1712, 3739440), (1920, 3334334), (2140, 2991552), (2568, 2492960), (3210, 1994368), (3424, 1869720), (3840, 1667167), (4280, 1495776), (5136, 1246480), (6420, 997184), (6848, 934860), (8560, 747888), (10272, 623240), (12840, 498592), (13696, 467430), (15581, 410880), (17120, 373944), (20544, 311620), (25680, 249296), (27392, 233715), (31162, 205440), (34240, 186972), (41088, 155810), (46743, 136960), (51360, 124648), (62324, 102720), (68480, 93486), (77905, 82176)]