621960960

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{161969}}^1$

素因数の和:161993

約数の個数: 72

約数和(自身を含む): 1986400080

約数和(自身を除く): 1364439120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 161969, 323938, 485907, 647876, 809845, 971814, 1295752, 1619690, 1943628, 2429535, 2591504, 3239380, 3887256, 4859070, 5183008, 6478760, 7774512, 9718140, 10366016, 12957520, 15549024, 19436280, 20732032, 25915040, 31098048, 38872560, 41464064, 51830080, 62196096, 77745120, 103660160, 124392192, 155490240, 207320320, 310980480, 621960960]

約数ペア:

[(1, 621960960), (2, 310980480), (3, 207320320), (4, 155490240), (5, 124392192), (6, 103660160), (8, 77745120), (10, 62196096), (12, 51830080), (15, 41464064), (16, 38872560), (20, 31098048), (24, 25915040), (30, 20732032), (32, 19436280), (40, 15549024), (48, 12957520), (60, 10366016), (64, 9718140), (80, 7774512), (96, 6478760), (120, 5183008), (128, 4859070), (160, 3887256), (192, 3239380), (240, 2591504), (256, 2429535), (320, 1943628), (384, 1619690), (480, 1295752), (640, 971814), (768, 809845), (960, 647876), (1280, 485907), (1920, 323938), (3840, 161969)]