264420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 871416

約数和(自身を除く): 606996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 113, 117, 130, 156, 180, 195, 226, 234, 260, 339, 390, 452, 468, 565, 585, 678, 780, 1017, 1130, 1170, 1356, 1469, 1695, 2034, 2260, 2340, 2938, 3390, 4068, 4407, 5085, 5876, 6780, 7345, 8814, 10170, 13221, 14690, 17628, 20340, 22035, 26442, 29380, 44070, 52884, 66105, 88140, 132210, 264420]

約数ペア:

[(1, 264420), (2, 132210), (3, 88140), (4, 66105), (5, 52884), (6, 44070), (9, 29380), (10, 26442), (12, 22035), (13, 20340), (15, 17628), (18, 14690), (20, 13221), (26, 10170), (30, 8814), (36, 7345), (39, 6780), (45, 5876), (52, 5085), (60, 4407), (65, 4068), (78, 3390), (90, 2938), (113, 2340), (117, 2260), (130, 2034), (156, 1695), (180, 1469), (195, 1356), (226, 1170), (234, 1130), (260, 1017), (339, 780), (390, 678), (452, 585), (468, 565)]