140244420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{26263}}^1$

素因数の和:26364

約数の個数: 48

約数和(自身を含む): 397111680

約数和(自身を除く): 256867260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 26263, 52526, 78789, 105052, 131315, 157578, 262630, 315156, 393945, 525260, 787890, 1575780, 2337407, 4674814, 7012221, 9349628, 11687035, 14024442, 23374070, 28048884, 35061105, 46748140, 70122210, 140244420]

約数ペア:

[(1, 140244420), (2, 70122210), (3, 46748140), (4, 35061105), (5, 28048884), (6, 23374070), (10, 14024442), (12, 11687035), (15, 9349628), (20, 7012221), (30, 4674814), (60, 2337407), (89, 1575780), (178, 787890), (267, 525260), (356, 393945), (445, 315156), (534, 262630), (890, 157578), (1068, 131315), (1335, 105052), (1780, 78789), (2670, 52526), (5340, 26263)]