8725560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:165

約数の個数: 128

約数和(自身を含む): 28512000

約数和(自身を除く): 19786440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 43, 57, 60, 76, 86, 89, 95, 114, 120, 129, 152, 172, 178, 190, 215, 228, 258, 267, 285, 344, 356, 380, 430, 445, 456, 516, 534, 570, 645, 712, 760, 817, 860, 890, 1032, 1068, 1140, 1290, 1335, 1634, 1691, 1720, 1780, 2136, 2280, 2451, 2580, 2670, 3268, 3382, 3560, 3827, 4085, 4902, 5073, 5160, 5340, 6536, 6764, 7654, 8170, 8455, 9804, 10146, 10680, 11481, 12255, 13528, 15308, 16340, 16910, 19135, 19608, 20292, 22962, 24510, 25365, 30616, 32680, 33820, 38270, 40584, 45924, 49020, 50730, 57405, 67640, 72713, 76540, 91848, 98040, 101460, 114810, 145426, 153080, 202920, 218139, 229620, 290852, 363565, 436278, 459240, 581704, 727130, 872556, 1090695, 1454260, 1745112, 2181390, 2908520, 4362780, 8725560]

約数ペア:

[(1, 8725560), (2, 4362780), (3, 2908520), (4, 2181390), (5, 1745112), (6, 1454260), (8, 1090695), (10, 872556), (12, 727130), (15, 581704), (19, 459240), (20, 436278), (24, 363565), (30, 290852), (38, 229620), (40, 218139), (43, 202920), (57, 153080), (60, 145426), (76, 114810), (86, 101460), (89, 98040), (95, 91848), (114, 76540), (120, 72713), (129, 67640), (152, 57405), (172, 50730), (178, 49020), (190, 45924), (215, 40584), (228, 38270), (258, 33820), (267, 32680), (285, 30616), (344, 25365), (356, 24510), (380, 22962), (430, 20292), (445, 19608), (456, 19135), (516, 16910), (534, 16340), (570, 15308), (645, 13528), (712, 12255), (760, 11481), (817, 10680), (860, 10146), (890, 9804), (1032, 8455), (1068, 8170), (1140, 7654), (1290, 6764), (1335, 6536), (1634, 5340), (1691, 5160), (1720, 5073), (1780, 4902), (2136, 4085), (2280, 3827), (2451, 3560), (2580, 3382), (2670, 3268)]