140487840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{97561}}^1$

素因数の和:97582

約数の個数: 72

約数和(自身を含む): 479419668

約数和(自身を除く): 338931828

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 97561, 195122, 292683, 390244, 487805, 585366, 780488, 878049, 975610, 1170732, 1463415, 1560976, 1756098, 1951220, 2341464, 2926830, 3121952, 3512196, 3902440, 4390245, 4682928, 5853660, 7024392, 7804880, 8780490, 9365856, 11707320, 14048784, 15609760, 17560980, 23414640, 28097568, 35121960, 46829280, 70243920, 140487840]

約数ペア:

[(1, 140487840), (2, 70243920), (3, 46829280), (4, 35121960), (5, 28097568), (6, 23414640), (8, 17560980), (9, 15609760), (10, 14048784), (12, 11707320), (15, 9365856), (16, 8780490), (18, 7804880), (20, 7024392), (24, 5853660), (30, 4682928), (32, 4390245), (36, 3902440), (40, 3512196), (45, 3121952), (48, 2926830), (60, 2341464), (72, 1951220), (80, 1756098), (90, 1560976), (96, 1463415), (120, 1170732), (144, 975610), (160, 878049), (180, 780488), (240, 585366), (288, 487805), (360, 390244), (480, 292683), (720, 195122), (1440, 97561)]