78463920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17207}}^1$

素因数の和:17242

約数の個数: 80

約数和(自身を含む): 256055040

約数和(自身を除く): 177591120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 17207, 34414, 51621, 68828, 86035, 103242, 137656, 172070, 206484, 258105, 275312, 326933, 344140, 412968, 516210, 653866, 688280, 825936, 980799, 1032420, 1307732, 1376560, 1634665, 1961598, 2064840, 2615464, 3269330, 3923196, 4129680, 4903995, 5230928, 6538660, 7846392, 9807990, 13077320, 15692784, 19615980, 26154640, 39231960, 78463920]

約数ペア:

[(1, 78463920), (2, 39231960), (3, 26154640), (4, 19615980), (5, 15692784), (6, 13077320), (8, 9807990), (10, 7846392), (12, 6538660), (15, 5230928), (16, 4903995), (19, 4129680), (20, 3923196), (24, 3269330), (30, 2615464), (38, 2064840), (40, 1961598), (48, 1634665), (57, 1376560), (60, 1307732), (76, 1032420), (80, 980799), (95, 825936), (114, 688280), (120, 653866), (152, 516210), (190, 412968), (228, 344140), (240, 326933), (285, 275312), (304, 258105), (380, 206484), (456, 172070), (570, 137656), (760, 103242), (912, 86035), (1140, 68828), (1520, 51621), (2280, 34414), (4560, 17207)]