8266376960

素因数分解:

$2^8\times 5^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{487}}^1$

素因数の和:746

約数の個数: 144

約数和(自身を含む): 20198808000

約数和(自身を除く): 11932431040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 149, 160, 178, 256, 298, 320, 356, 445, 487, 596, 640, 712, 745, 890, 974, 1192, 1280, 1424, 1490, 1780, 1948, 2384, 2435, 2848, 2980, 3560, 3896, 4768, 4870, 5696, 5960, 7120, 7792, 9536, 9740, 11392, 11920, 13261, 14240, 15584, 19072, 19480, 22784, 23840, 26522, 28480, 31168, 38144, 38960, 43343, 47680, 53044, 56960, 62336, 66305, 72563, 77920, 86686, 95360, 106088, 113920, 124672, 132610, 145126, 155840, 173372, 190720, 212176, 216715, 265220, 290252, 311680, 346744, 362815, 424352, 433430, 530440, 580504, 623360, 693488, 725630, 848704, 866860, 1060880, 1161008, 1386976, 1451260, 1697408, 1733720, 2121760, 2322016, 2773952, 2902520, 3394816, 3467440, 4243520, 4644032, 5547904, 5805040, 6458107, 6934880, 8487040, 9288064, 11095808, 11610080, 12916214, 13869760, 16974080, 18576128, 23220160, 25832428, 27739520, 32290535, 46440320, 51664856, 55479040, 64581070, 92880640, 103329712, 129162140, 206659424, 258324280, 413318848, 516648560, 826637696, 1033297120, 1653275392, 2066594240, 4133188480, 8266376960]

約数ペア:

[(1, 8266376960), (2, 4133188480), (4, 2066594240), (5, 1653275392), (8, 1033297120), (10, 826637696), (16, 516648560), (20, 413318848), (32, 258324280), (40, 206659424), (64, 129162140), (80, 103329712), (89, 92880640), (128, 64581070), (149, 55479040), (160, 51664856), (178, 46440320), (256, 32290535), (298, 27739520), (320, 25832428), (356, 23220160), (445, 18576128), (487, 16974080), (596, 13869760), (640, 12916214), (712, 11610080), (745, 11095808), (890, 9288064), (974, 8487040), (1192, 6934880), (1280, 6458107), (1424, 5805040), (1490, 5547904), (1780, 4644032), (1948, 4243520), (2384, 3467440), (2435, 3394816), (2848, 2902520), (2980, 2773952), (3560, 2322016), (3896, 2121760), (4768, 1733720), (4870, 1697408), (5696, 1451260), (5960, 1386976), (7120, 1161008), (7792, 1060880), (9536, 866860), (9740, 848704), (11392, 725630), (11920, 693488), (13261, 623360), (14240, 580504), (15584, 530440), (19072, 433430), (19480, 424352), (22784, 362815), (23840, 346744), (26522, 311680), (28480, 290252), (31168, 265220), (38144, 216715), (38960, 212176), (43343, 190720), (47680, 173372), (53044, 155840), (56960, 145126), (62336, 132610), (66305, 124672), (72563, 113920), (77920, 106088), (86686, 95360)]