257466330

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{86689}}^1$

素因数の和:86716

約数の個数: 64

約数和(自身を含む): 749001600

約数和(自身を除く): 491535270

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 135, 165, 198, 270, 297, 330, 495, 594, 990, 1485, 2970, 86689, 173378, 260067, 433445, 520134, 780201, 866890, 953579, 1300335, 1560402, 1907158, 2340603, 2600670, 2860737, 3901005, 4681206, 4767895, 5721474, 7802010, 8582211, 9535790, 11703015, 14303685, 17164422, 23406030, 25746633, 28607370, 42911055, 51493266, 85822110, 128733165, 257466330]

約数ペア:

[(1, 257466330), (2, 128733165), (3, 85822110), (5, 51493266), (6, 42911055), (9, 28607370), (10, 25746633), (11, 23406030), (15, 17164422), (18, 14303685), (22, 11703015), (27, 9535790), (30, 8582211), (33, 7802010), (45, 5721474), (54, 4767895), (55, 4681206), (66, 3901005), (90, 2860737), (99, 2600670), (110, 2340603), (135, 1907158), (165, 1560402), (198, 1300335), (270, 953579), (297, 866890), (330, 780201), (495, 520134), (594, 433445), (990, 260067), (1485, 173378), (2970, 86689)]