879368320

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:526

約数の個数: 128

約数和(自身を含む): 2193408000

約数和(自身を除く): 1314039680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 128, 155, 160, 248, 254, 310, 320, 349, 496, 508, 620, 635, 640, 698, 992, 1016, 1240, 1270, 1396, 1745, 1984, 2032, 2480, 2540, 2792, 3490, 3937, 3968, 4064, 4960, 5080, 5584, 6980, 7874, 8128, 9920, 10160, 10819, 11168, 13960, 15748, 16256, 19685, 19840, 20320, 21638, 22336, 27920, 31496, 39370, 40640, 43276, 44323, 44672, 54095, 55840, 62992, 78740, 81280, 86552, 88646, 108190, 111680, 125984, 157480, 173104, 177292, 216380, 221615, 223360, 251968, 314960, 346208, 354584, 432760, 443230, 503936, 629920, 692416, 709168, 865520, 886460, 1259840, 1374013, 1384832, 1418336, 1731040, 1772920, 2519680, 2748026, 2836672, 3462080, 3545840, 5496052, 5673344, 6870065, 6924160, 7091680, 10992104, 13740130, 14183360, 21984208, 27480260, 28366720, 43968416, 54960520, 87936832, 109921040, 175873664, 219842080, 439684160, 879368320]

約数ペア:

[(1, 879368320), (2, 439684160), (4, 219842080), (5, 175873664), (8, 109921040), (10, 87936832), (16, 54960520), (20, 43968416), (31, 28366720), (32, 27480260), (40, 21984208), (62, 14183360), (64, 13740130), (80, 10992104), (124, 7091680), (127, 6924160), (128, 6870065), (155, 5673344), (160, 5496052), (248, 3545840), (254, 3462080), (310, 2836672), (320, 2748026), (349, 2519680), (496, 1772920), (508, 1731040), (620, 1418336), (635, 1384832), (640, 1374013), (698, 1259840), (992, 886460), (1016, 865520), (1240, 709168), (1270, 692416), (1396, 629920), (1745, 503936), (1984, 443230), (2032, 432760), (2480, 354584), (2540, 346208), (2792, 314960), (3490, 251968), (3937, 223360), (3968, 221615), (4064, 216380), (4960, 177292), (5080, 173104), (5584, 157480), (6980, 125984), (7874, 111680), (8128, 108190), (9920, 88646), (10160, 86552), (10819, 81280), (11168, 78740), (13960, 62992), (15748, 55840), (16256, 54095), (19685, 44672), (19840, 44323), (20320, 43276), (21638, 40640), (22336, 39370), (27920, 31496)]