128522040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^2$

素因数の和:533

約数の個数: 96

約数和(自身を含む): 409879440

約数和(自身を除く): 281357400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 251, 255, 340, 408, 502, 510, 680, 753, 1004, 1020, 1255, 1506, 2008, 2040, 2510, 3012, 3765, 4267, 5020, 6024, 7530, 8534, 10040, 12801, 15060, 17068, 21335, 25602, 30120, 34136, 42670, 51204, 63001, 64005, 85340, 102408, 126002, 128010, 170680, 189003, 252004, 256020, 315005, 378006, 504008, 512040, 630010, 756012, 945015, 1071017, 1260020, 1512024, 1890030, 2142034, 2520040, 3213051, 3780060, 4284068, 5355085, 6426102, 7560120, 8568136, 10710170, 12852204, 16065255, 21420340, 25704408, 32130510, 42840680, 64261020, 128522040]

約数ペア:

[(1, 128522040), (2, 64261020), (3, 42840680), (4, 32130510), (5, 25704408), (6, 21420340), (8, 16065255), (10, 12852204), (12, 10710170), (15, 8568136), (17, 7560120), (20, 6426102), (24, 5355085), (30, 4284068), (34, 3780060), (40, 3213051), (51, 2520040), (60, 2142034), (68, 1890030), (85, 1512024), (102, 1260020), (120, 1071017), (136, 945015), (170, 756012), (204, 630010), (251, 512040), (255, 504008), (340, 378006), (408, 315005), (502, 256020), (510, 252004), (680, 189003), (753, 170680), (1004, 128010), (1020, 126002), (1255, 102408), (1506, 85340), (2008, 64005), (2040, 63001), (2510, 51204), (3012, 42670), (3765, 34136), (4267, 30120), (5020, 25602), (6024, 21335), (7530, 17068), (8534, 15060), (10040, 12801)]