23165820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 74666592

約数和(自身を除く): 51500772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 43, 45, 60, 73, 82, 86, 90, 123, 129, 146, 164, 172, 180, 205, 215, 219, 246, 258, 292, 365, 369, 387, 410, 430, 438, 492, 516, 615, 645, 657, 730, 738, 774, 820, 860, 876, 1095, 1230, 1290, 1314, 1460, 1476, 1548, 1763, 1845, 1935, 2190, 2460, 2580, 2628, 2993, 3139, 3285, 3526, 3690, 3870, 4380, 5289, 5986, 6278, 6570, 7052, 7380, 7740, 8815, 8979, 9417, 10578, 11972, 12556, 13140, 14965, 15695, 15867, 17630, 17958, 18834, 21156, 26445, 26937, 28251, 29930, 31390, 31734, 35260, 35916, 37668, 44895, 47085, 52890, 53874, 56502, 59860, 62780, 63468, 79335, 89790, 94170, 105780, 107748, 113004, 128699, 134685, 141255, 158670, 179580, 188340, 257398, 269370, 282510, 317340, 386097, 514796, 538740, 565020, 643495, 772194, 1158291, 1286990, 1544388, 1930485, 2316582, 2573980, 3860970, 4633164, 5791455, 7721940, 11582910, 23165820]

約数ペア:

[(1, 23165820), (2, 11582910), (3, 7721940), (4, 5791455), (5, 4633164), (6, 3860970), (9, 2573980), (10, 2316582), (12, 1930485), (15, 1544388), (18, 1286990), (20, 1158291), (30, 772194), (36, 643495), (41, 565020), (43, 538740), (45, 514796), (60, 386097), (73, 317340), (82, 282510), (86, 269370), (90, 257398), (123, 188340), (129, 179580), (146, 158670), (164, 141255), (172, 134685), (180, 128699), (205, 113004), (215, 107748), (219, 105780), (246, 94170), (258, 89790), (292, 79335), (365, 63468), (369, 62780), (387, 59860), (410, 56502), (430, 53874), (438, 52890), (492, 47085), (516, 44895), (615, 37668), (645, 35916), (657, 35260), (730, 31734), (738, 31390), (774, 29930), (820, 28251), (860, 26937), (876, 26445), (1095, 21156), (1230, 18834), (1290, 17958), (1314, 17630), (1460, 15867), (1476, 15695), (1548, 14965), (1763, 13140), (1845, 12556), (1935, 11972), (2190, 10578), (2460, 9417), (2580, 8979), (2628, 8815), (2993, 7740), (3139, 7380), (3285, 7052), (3526, 6570), (3690, 6278), (3870, 5986), (4380, 5289)]