29726820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{691}}^1$

素因数の和:945

約数の個数: 72

約数和(自身を含む): 90679680

約数和(自身を除く): 60952860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 691, 717, 956, 1195, 1382, 1434, 2073, 2151, 2390, 2764, 2868, 3455, 3585, 4146, 4302, 4780, 6219, 6910, 7170, 8292, 8604, 10365, 10755, 12438, 13820, 14340, 20730, 21510, 24876, 31095, 41460, 43020, 62190, 124380, 165149, 330298, 495447, 660596, 825745, 990894, 1486341, 1651490, 1981788, 2477235, 2972682, 3302980, 4954470, 5945364, 7431705, 9908940, 14863410, 29726820]

約数ペア:

[(1, 29726820), (2, 14863410), (3, 9908940), (4, 7431705), (5, 5945364), (6, 4954470), (9, 3302980), (10, 2972682), (12, 2477235), (15, 1981788), (18, 1651490), (20, 1486341), (30, 990894), (36, 825745), (45, 660596), (60, 495447), (90, 330298), (180, 165149), (239, 124380), (478, 62190), (691, 43020), (717, 41460), (956, 31095), (1195, 24876), (1382, 21510), (1434, 20730), (2073, 14340), (2151, 13820), (2390, 12438), (2764, 10755), (2868, 10365), (3455, 8604), (3585, 8292), (4146, 7170), (4302, 6910), (4780, 6219)]