2559420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{241}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 7927920

約数和(自身を除く): 5368500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 241, 295, 354, 482, 531, 590, 708, 723, 885, 964, 1062, 1180, 1205, 1446, 1770, 2124, 2169, 2410, 2655, 2892, 3540, 3615, 4338, 4820, 5310, 7230, 8676, 10620, 10845, 14219, 14460, 21690, 28438, 42657, 43380, 56876, 71095, 85314, 127971, 142190, 170628, 213285, 255942, 284380, 426570, 511884, 639855, 853140, 1279710, 2559420]

約数ペア:

[(1, 2559420), (2, 1279710), (3, 853140), (4, 639855), (5, 511884), (6, 426570), (9, 284380), (10, 255942), (12, 213285), (15, 170628), (18, 142190), (20, 127971), (30, 85314), (36, 71095), (45, 56876), (59, 43380), (60, 42657), (90, 28438), (118, 21690), (177, 14460), (180, 14219), (236, 10845), (241, 10620), (295, 8676), (354, 7230), (482, 5310), (531, 4820), (590, 4338), (708, 3615), (723, 3540), (885, 2892), (964, 2655), (1062, 2410), (1180, 2169), (1205, 2124), (1446, 1770)]