989816960

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{6113}}^1$

素因数の和:6166

約数の個数: 128

約数和(自身を含む): 2694072960

約数和(自身を除く): 1704256000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 80, 88, 92, 110, 115, 128, 160, 176, 184, 220, 230, 253, 320, 352, 368, 440, 460, 506, 640, 704, 736, 880, 920, 1012, 1265, 1408, 1472, 1760, 1840, 2024, 2530, 2944, 3520, 3680, 4048, 5060, 6113, 7040, 7360, 8096, 10120, 12226, 14720, 16192, 20240, 24452, 30565, 32384, 40480, 48904, 61130, 67243, 80960, 97808, 122260, 134486, 140599, 161920, 195616, 244520, 268972, 281198, 336215, 391232, 489040, 537944, 562396, 672430, 702995, 782464, 978080, 1075888, 1124792, 1344860, 1405990, 1546589, 1956160, 2151776, 2249584, 2689720, 2811980, 3093178, 3912320, 4303552, 4499168, 5379440, 5623960, 6186356, 7732945, 8607104, 8998336, 10758880, 11247920, 12372712, 15465890, 17996672, 21517760, 22495840, 24745424, 30931780, 43035520, 44991680, 49490848, 61863560, 89983360, 98981696, 123727120, 197963392, 247454240, 494908480, 989816960]

約数ペア:

[(1, 989816960), (2, 494908480), (4, 247454240), (5, 197963392), (8, 123727120), (10, 98981696), (11, 89983360), (16, 61863560), (20, 49490848), (22, 44991680), (23, 43035520), (32, 30931780), (40, 24745424), (44, 22495840), (46, 21517760), (55, 17996672), (64, 15465890), (80, 12372712), (88, 11247920), (92, 10758880), (110, 8998336), (115, 8607104), (128, 7732945), (160, 6186356), (176, 5623960), (184, 5379440), (220, 4499168), (230, 4303552), (253, 3912320), (320, 3093178), (352, 2811980), (368, 2689720), (440, 2249584), (460, 2151776), (506, 1956160), (640, 1546589), (704, 1405990), (736, 1344860), (880, 1124792), (920, 1075888), (1012, 978080), (1265, 782464), (1408, 702995), (1472, 672430), (1760, 562396), (1840, 537944), (2024, 489040), (2530, 391232), (2944, 336215), (3520, 281198), (3680, 268972), (4048, 244520), (5060, 195616), (6113, 161920), (7040, 140599), (7360, 134486), (8096, 122260), (10120, 97808), (12226, 80960), (14720, 67243), (16192, 61130), (20240, 48904), (24452, 40480), (30565, 32384)]