79977840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17539}}^1$

素因数の和:17574

約数の個数: 80

約数和(自身を含む): 260995200

約数和(自身を除く): 181017360

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, 17539, 35078, 52617, 70156, 87695, 105234, 140312, 175390, 210468, 263085, 280624, 333241, 350780, 420936, 526170, 666482, 701560, 841872, 999723, 1052340, 1332964, 1403120, 1666205, 1999446, 2104680, 2665928, 3332410, 3998892, 4209360, 4998615, 5331856, 6664820, 7997784, 9997230, 13329640, 15995568, 19994460, 26659280, 39988920, 79977840]

約数ペア:

[(1, 79977840), (2, 39988920), (3, 26659280), (4, 19994460), (5, 15995568), (6, 13329640), (8, 9997230), (10, 7997784), (12, 6664820), (15, 5331856), (16, 4998615), (19, 4209360), (20, 3998892), (24, 3332410), (30, 2665928), (38, 2104680), (40, 1999446), (48, 1666205), (57, 1403120), (60, 1332964), (76, 1052340), (80, 999723), (95, 841872), (114, 701560), (120, 666482), (152, 526170), (190, 420936), (228, 350780), (240, 333241), (285, 280624), (304, 263085), (380, 210468), (456, 175390), (570, 140312), (760, 105234), (912, 87695), (1140, 70156), (1520, 52617), (2280, 35078), (4560, 17539)]