28952460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{673}}^1$

素因数の和:927

約数の個数: 72

約数和(自身を含む): 88320960

約数和(自身を除く): 59368500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 673, 717, 956, 1195, 1346, 1434, 2019, 2151, 2390, 2692, 2868, 3365, 3585, 4038, 4302, 4780, 6057, 6730, 7170, 8076, 8604, 10095, 10755, 12114, 13460, 14340, 20190, 21510, 24228, 30285, 40380, 43020, 60570, 121140, 160847, 321694, 482541, 643388, 804235, 965082, 1447623, 1608470, 1930164, 2412705, 2895246, 3216940, 4825410, 5790492, 7238115, 9650820, 14476230, 28952460]

約数ペア:

[(1, 28952460), (2, 14476230), (3, 9650820), (4, 7238115), (5, 5790492), (6, 4825410), (9, 3216940), (10, 2895246), (12, 2412705), (15, 1930164), (18, 1608470), (20, 1447623), (30, 965082), (36, 804235), (45, 643388), (60, 482541), (90, 321694), (180, 160847), (239, 121140), (478, 60570), (673, 43020), (717, 40380), (956, 30285), (1195, 24228), (1346, 21510), (1434, 20190), (2019, 14340), (2151, 13460), (2390, 12114), (2692, 10755), (2868, 10095), (3365, 8604), (3585, 8076), (4038, 7170), (4302, 6730), (4780, 6057)]