668996850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{239}}^1\times {\mathrm{18661}}^1$

素因数の和:18915

約数の個数: 48

約数和(自身を含む): 1666143360

約数和(自身を除く): 997146510

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 239, 478, 717, 1195, 1434, 2390, 3585, 5975, 7170, 11950, 17925, 18661, 35850, 37322, 55983, 93305, 111966, 186610, 279915, 466525, 559830, 933050, 1399575, 2799150, 4459979, 8919958, 13379937, 22299895, 26759874, 44599790, 66899685, 111499475, 133799370, 222998950, 334498425, 668996850]

約数ペア:

[(1, 668996850), (2, 334498425), (3, 222998950), (5, 133799370), (6, 111499475), (10, 66899685), (15, 44599790), (25, 26759874), (30, 22299895), (50, 13379937), (75, 8919958), (150, 4459979), (239, 2799150), (478, 1399575), (717, 933050), (1195, 559830), (1434, 466525), (2390, 279915), (3585, 186610), (5975, 111966), (7170, 93305), (11950, 55983), (17925, 37322), (18661, 35850)]