66888840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{6263}}^1$

素因数の和:6366

約数の個数: 64

約数和(自身を含む): 202953600

約数和(自身を除く): 136064760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 2136, 2670, 3560, 5340, 6263, 10680, 12526, 18789, 25052, 31315, 37578, 50104, 62630, 75156, 93945, 125260, 150312, 187890, 250520, 375780, 557407, 751560, 1114814, 1672221, 2229628, 2787035, 3344442, 4459256, 5574070, 6688884, 8361105, 11148140, 13377768, 16722210, 22296280, 33444420, 66888840]

約数ペア:

[(1, 66888840), (2, 33444420), (3, 22296280), (4, 16722210), (5, 13377768), (6, 11148140), (8, 8361105), (10, 6688884), (12, 5574070), (15, 4459256), (20, 3344442), (24, 2787035), (30, 2229628), (40, 1672221), (60, 1114814), (89, 751560), (120, 557407), (178, 375780), (267, 250520), (356, 187890), (445, 150312), (534, 125260), (712, 93945), (890, 75156), (1068, 62630), (1335, 50104), (1780, 37578), (2136, 31315), (2670, 25052), (3560, 18789), (5340, 12526), (6263, 10680)]