145242960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{607}}^1\times {\mathrm{997}}^1$

素因数の和:1620

約数の個数: 80

約数和(自身を含む): 451447296

約数和(自身を除く): 306204336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 607, 997, 1214, 1821, 1994, 2428, 2991, 3035, 3642, 3988, 4856, 4985, 5982, 6070, 7284, 7976, 9105, 9712, 9970, 11964, 12140, 14568, 14955, 15952, 18210, 19940, 23928, 24280, 29136, 29910, 36420, 39880, 47856, 48560, 59820, 72840, 79760, 119640, 145680, 239280, 605179, 1210358, 1815537, 2420716, 3025895, 3631074, 4841432, 6051790, 7262148, 9077685, 9682864, 12103580, 14524296, 18155370, 24207160, 29048592, 36310740, 48414320, 72621480, 145242960]

約数ペア:

[(1, 145242960), (2, 72621480), (3, 48414320), (4, 36310740), (5, 29048592), (6, 24207160), (8, 18155370), (10, 14524296), (12, 12103580), (15, 9682864), (16, 9077685), (20, 7262148), (24, 6051790), (30, 4841432), (40, 3631074), (48, 3025895), (60, 2420716), (80, 1815537), (120, 1210358), (240, 605179), (607, 239280), (997, 145680), (1214, 119640), (1821, 79760), (1994, 72840), (2428, 59820), (2991, 48560), (3035, 47856), (3642, 39880), (3988, 36420), (4856, 29910), (4985, 29136), (5982, 24280), (6070, 23928), (7284, 19940), (7976, 18210), (9105, 15952), (9712, 14955), (9970, 14568), (11964, 12140)]