855366720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68539}}^1$

素因数の和:68572

約数の個数: 112

約数和(自身を含む): 2924738880

約数和(自身を除く): 2069372160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 68539, 137078, 205617, 274156, 342695, 411234, 548312, 685390, 822468, 891007, 1028085, 1096624, 1370780, 1644936, 1782014, 2056170, 2193248, 2673021, 2741560, 3289872, 3564028, 4112340, 4386496, 4455035, 5346042, 5483120, 6579744, 7128056, 8224680, 8910070, 10692084, 10966240, 13159488, 13365105, 14256112, 16449360, 17820140, 21384168, 21932480, 26730210, 28512224, 32898720, 35640280, 42768336, 53460420, 57024448, 65797440, 71280560, 85536672, 106920840, 142561120, 171073344, 213841680, 285122240, 427683360, 855366720]

約数ペア:

[(1, 855366720), (2, 427683360), (3, 285122240), (4, 213841680), (5, 171073344), (6, 142561120), (8, 106920840), (10, 85536672), (12, 71280560), (13, 65797440), (15, 57024448), (16, 53460420), (20, 42768336), (24, 35640280), (26, 32898720), (30, 28512224), (32, 26730210), (39, 21932480), (40, 21384168), (48, 17820140), (52, 16449360), (60, 14256112), (64, 13365105), (65, 13159488), (78, 10966240), (80, 10692084), (96, 8910070), (104, 8224680), (120, 7128056), (130, 6579744), (156, 5483120), (160, 5346042), (192, 4455035), (195, 4386496), (208, 4112340), (240, 3564028), (260, 3289872), (312, 2741560), (320, 2673021), (390, 2193248), (416, 2056170), (480, 1782014), (520, 1644936), (624, 1370780), (780, 1096624), (832, 1028085), (960, 891007), (1040, 822468), (1248, 685390), (1560, 548312), (2080, 411234), (2496, 342695), (3120, 274156), (4160, 205617), (6240, 137078), (12480, 68539)]