639552960

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{222067}}^1$

素因数の和:222090

約数の個数: 84

約数和(自身を含む): 2199805608

約数和(自身を除く): 1560252648

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 222067, 444134, 666201, 888268, 1110335, 1332402, 1776536, 1998603, 2220670, 2664804, 3331005, 3553072, 3997206, 4441340, 5329608, 6662010, 7106144, 7994412, 8882680, 9993015, 10659216, 13324020, 14212288, 15988824, 17765360, 19986030, 21318432, 26648040, 31977648, 35530720, 39972060, 42636864, 53296080, 63955296, 71061440, 79944120, 106592160, 127910592, 159888240, 213184320, 319776480, 639552960]

約数ペア:

[(1, 639552960), (2, 319776480), (3, 213184320), (4, 159888240), (5, 127910592), (6, 106592160), (8, 79944120), (9, 71061440), (10, 63955296), (12, 53296080), (15, 42636864), (16, 39972060), (18, 35530720), (20, 31977648), (24, 26648040), (30, 21318432), (32, 19986030), (36, 17765360), (40, 15988824), (45, 14212288), (48, 13324020), (60, 10659216), (64, 9993015), (72, 8882680), (80, 7994412), (90, 7106144), (96, 6662010), (120, 5329608), (144, 4441340), (160, 3997206), (180, 3553072), (192, 3331005), (240, 2664804), (288, 2220670), (320, 1998603), (360, 1776536), (480, 1332402), (576, 1110335), (720, 888268), (960, 666201), (1440, 444134), (2880, 222067)]