2878220160

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{499691}}^1$

素因数の和:499716

約数の個数: 96

約数和(自身を含む): 9938873880

約数和(自身を除く): 7060653720

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, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 499691, 999382, 1499073, 1998764, 2498455, 2998146, 3997528, 4497219, 4996910, 5996292, 7495365, 7995056, 8994438, 9993820, 11992584, 14990730, 15990112, 17988876, 19987640, 22486095, 23985168, 29981460, 31980224, 35977752, 39975280, 44972190, 47970336, 59962920, 63960448, 71955504, 79950560, 89944380, 95940672, 119925840, 143911008, 159901120, 179888760, 191881344, 239851680, 287822016, 319802240, 359777520, 479703360, 575644032, 719555040, 959406720, 1439110080, 2878220160]

約数ペア:

[(1, 2878220160), (2, 1439110080), (3, 959406720), (4, 719555040), (5, 575644032), (6, 479703360), (8, 359777520), (9, 319802240), (10, 287822016), (12, 239851680), (15, 191881344), (16, 179888760), (18, 159901120), (20, 143911008), (24, 119925840), (30, 95940672), (32, 89944380), (36, 79950560), (40, 71955504), (45, 63960448), (48, 59962920), (60, 47970336), (64, 44972190), (72, 39975280), (80, 35977752), (90, 31980224), (96, 29981460), (120, 23985168), (128, 22486095), (144, 19987640), (160, 17988876), (180, 15990112), (192, 14990730), (240, 11992584), (288, 9993820), (320, 8994438), (360, 7995056), (384, 7495365), (480, 5996292), (576, 4996910), (640, 4497219), (720, 3997528), (960, 2998146), (1152, 2498455), (1440, 1998764), (1920, 1499073), (2880, 999382), (5760, 499691)]