78945420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:919

約数の個数: 96

約数和(自身を含む): 232581888

約数和(自身を除く): 153636468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 43, 60, 74, 86, 111, 129, 148, 172, 185, 215, 222, 258, 370, 430, 444, 516, 555, 645, 740, 827, 860, 1110, 1290, 1591, 1654, 2220, 2481, 2580, 3182, 3308, 4135, 4773, 4962, 6364, 7955, 8270, 9546, 9924, 12405, 15910, 16540, 19092, 23865, 24810, 30599, 31820, 35561, 47730, 49620, 61198, 71122, 91797, 95460, 106683, 122396, 142244, 152995, 177805, 183594, 213366, 305990, 355610, 367188, 426732, 458985, 533415, 611980, 711220, 917970, 1066830, 1315757, 1835940, 2133660, 2631514, 3947271, 5263028, 6578785, 7894542, 13157570, 15789084, 19736355, 26315140, 39472710, 78945420]

約数ペア:

[(1, 78945420), (2, 39472710), (3, 26315140), (4, 19736355), (5, 15789084), (6, 13157570), (10, 7894542), (12, 6578785), (15, 5263028), (20, 3947271), (30, 2631514), (37, 2133660), (43, 1835940), (60, 1315757), (74, 1066830), (86, 917970), (111, 711220), (129, 611980), (148, 533415), (172, 458985), (185, 426732), (215, 367188), (222, 355610), (258, 305990), (370, 213366), (430, 183594), (444, 177805), (516, 152995), (555, 142244), (645, 122396), (740, 106683), (827, 95460), (860, 91797), (1110, 71122), (1290, 61198), (1591, 49620), (1654, 47730), (2220, 35561), (2481, 31820), (2580, 30599), (3182, 24810), (3308, 23865), (4135, 19092), (4773, 16540), (4962, 15910), (6364, 12405), (7955, 9924), (8270, 9546)]