61185720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{337}}^1$

素因数の和:457

約数の個数: 128

約数和(自身を含む): 197121600

約数和(自身を除く): 135935880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 89, 102, 120, 136, 170, 178, 204, 255, 267, 337, 340, 356, 408, 445, 510, 534, 674, 680, 712, 890, 1011, 1020, 1068, 1335, 1348, 1513, 1685, 1780, 2022, 2040, 2136, 2670, 2696, 3026, 3370, 3560, 4044, 4539, 5055, 5340, 5729, 6052, 6740, 7565, 8088, 9078, 10110, 10680, 11458, 12104, 13480, 15130, 17187, 18156, 20220, 22695, 22916, 28645, 29993, 30260, 34374, 36312, 40440, 45390, 45832, 57290, 59986, 60520, 68748, 85935, 89979, 90780, 114580, 119972, 137496, 149965, 171870, 179958, 181560, 229160, 239944, 299930, 343740, 359916, 449895, 509881, 599860, 687480, 719832, 899790, 1019762, 1199720, 1529643, 1799580, 2039524, 2549405, 3059286, 3599160, 4079048, 5098810, 6118572, 7648215, 10197620, 12237144, 15296430, 20395240, 30592860, 61185720]

約数ペア:

[(1, 61185720), (2, 30592860), (3, 20395240), (4, 15296430), (5, 12237144), (6, 10197620), (8, 7648215), (10, 6118572), (12, 5098810), (15, 4079048), (17, 3599160), (20, 3059286), (24, 2549405), (30, 2039524), (34, 1799580), (40, 1529643), (51, 1199720), (60, 1019762), (68, 899790), (85, 719832), (89, 687480), (102, 599860), (120, 509881), (136, 449895), (170, 359916), (178, 343740), (204, 299930), (255, 239944), (267, 229160), (337, 181560), (340, 179958), (356, 171870), (408, 149965), (445, 137496), (510, 119972), (534, 114580), (674, 90780), (680, 89979), (712, 85935), (890, 68748), (1011, 60520), (1020, 59986), (1068, 57290), (1335, 45832), (1348, 45390), (1513, 40440), (1685, 36312), (1780, 34374), (2022, 30260), (2040, 29993), (2136, 28645), (2670, 22916), (2696, 22695), (3026, 20220), (3370, 18156), (3560, 17187), (4044, 15130), (4539, 13480), (5055, 12104), (5340, 11458), (5729, 10680), (6052, 10110), (6740, 9078), (7565, 8088)]