78865440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3821}}^1$

素因数の和:3882

約数の個数: 96

約数和(自身を含む): 254270016

約数和(自身を除く): 175404576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 80, 86, 96, 120, 129, 160, 172, 215, 240, 258, 344, 430, 480, 516, 645, 688, 860, 1032, 1290, 1376, 1720, 2064, 2580, 3440, 3821, 4128, 5160, 6880, 7642, 10320, 11463, 15284, 19105, 20640, 22926, 30568, 38210, 45852, 57315, 61136, 76420, 91704, 114630, 122272, 152840, 164303, 183408, 229260, 305680, 328606, 366816, 458520, 492909, 611360, 657212, 821515, 917040, 985818, 1314424, 1643030, 1834080, 1971636, 2464545, 2628848, 3286060, 3943272, 4929090, 5257696, 6572120, 7886544, 9858180, 13144240, 15773088, 19716360, 26288480, 39432720, 78865440]

約数ペア:

[(1, 78865440), (2, 39432720), (3, 26288480), (4, 19716360), (5, 15773088), (6, 13144240), (8, 9858180), (10, 7886544), (12, 6572120), (15, 5257696), (16, 4929090), (20, 3943272), (24, 3286060), (30, 2628848), (32, 2464545), (40, 1971636), (43, 1834080), (48, 1643030), (60, 1314424), (80, 985818), (86, 917040), (96, 821515), (120, 657212), (129, 611360), (160, 492909), (172, 458520), (215, 366816), (240, 328606), (258, 305680), (344, 229260), (430, 183408), (480, 164303), (516, 152840), (645, 122272), (688, 114630), (860, 91704), (1032, 76420), (1290, 61136), (1376, 57315), (1720, 45852), (2064, 38210), (2580, 30568), (3440, 22926), (3821, 20640), (4128, 19105), (5160, 15284), (6880, 11463), (7642, 10320)]