47301720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:249

約数の個数: 128

約数和(自身を含む): 148262400

約数和(自身を除く): 100960680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 89, 103, 120, 129, 172, 178, 206, 215, 258, 267, 309, 344, 356, 412, 430, 445, 515, 516, 534, 618, 645, 712, 824, 860, 890, 1030, 1032, 1068, 1236, 1290, 1335, 1545, 1720, 1780, 2060, 2136, 2472, 2580, 2670, 3090, 3560, 3827, 4120, 4429, 5160, 5340, 6180, 7654, 8858, 9167, 10680, 11481, 12360, 13287, 15308, 17716, 18334, 19135, 22145, 22962, 26574, 27501, 30616, 35432, 36668, 38270, 44290, 45835, 45924, 53148, 55002, 57405, 66435, 73336, 76540, 88580, 91670, 91848, 106296, 110004, 114810, 132870, 137505, 153080, 177160, 183340, 220008, 229620, 265740, 275010, 366680, 394181, 459240, 531480, 550020, 788362, 1100040, 1182543, 1576724, 1970905, 2365086, 3153448, 3941810, 4730172, 5912715, 7883620, 9460344, 11825430, 15767240, 23650860, 47301720]

約数ペア:

[(1, 47301720), (2, 23650860), (3, 15767240), (4, 11825430), (5, 9460344), (6, 7883620), (8, 5912715), (10, 4730172), (12, 3941810), (15, 3153448), (20, 2365086), (24, 1970905), (30, 1576724), (40, 1182543), (43, 1100040), (60, 788362), (86, 550020), (89, 531480), (103, 459240), (120, 394181), (129, 366680), (172, 275010), (178, 265740), (206, 229620), (215, 220008), (258, 183340), (267, 177160), (309, 153080), (344, 137505), (356, 132870), (412, 114810), (430, 110004), (445, 106296), (515, 91848), (516, 91670), (534, 88580), (618, 76540), (645, 73336), (712, 66435), (824, 57405), (860, 55002), (890, 53148), (1030, 45924), (1032, 45835), (1068, 44290), (1236, 38270), (1290, 36668), (1335, 35432), (1545, 30616), (1720, 27501), (1780, 26574), (2060, 22962), (2136, 22145), (2472, 19135), (2580, 18334), (2670, 17716), (3090, 15308), (3560, 13287), (3827, 12360), (4120, 11481), (4429, 10680), (5160, 9167), (5340, 8858), (6180, 7654)]