66947160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{79699}}^1$

素因数の和:79720

約数の個数: 64

約数和(自身を含む): 229536000

約数和(自身を除く): 162588840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 79699, 159398, 239097, 318796, 398495, 478194, 557893, 637592, 796990, 956388, 1115786, 1195485, 1593980, 1673679, 1912776, 2231572, 2390970, 2789465, 3187960, 3347358, 4463144, 4781940, 5578930, 6694716, 8368395, 9563880, 11157860, 13389432, 16736790, 22315720, 33473580, 66947160]

約数ペア:

[(1, 66947160), (2, 33473580), (3, 22315720), (4, 16736790), (5, 13389432), (6, 11157860), (7, 9563880), (8, 8368395), (10, 6694716), (12, 5578930), (14, 4781940), (15, 4463144), (20, 3347358), (21, 3187960), (24, 2789465), (28, 2390970), (30, 2231572), (35, 1912776), (40, 1673679), (42, 1593980), (56, 1195485), (60, 1115786), (70, 956388), (84, 796990), (105, 637592), (120, 557893), (140, 478194), (168, 398495), (210, 318796), (280, 239097), (420, 159398), (840, 79699)]