1878612660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{142969}}^1$

素因数の和:143057

約数の個数: 72

約数和(自身を含む): 5776559880

約数和(自身を除く): 3897947220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1460, 2190, 2628, 3285, 4380, 6570, 13140, 142969, 285938, 428907, 571876, 714845, 857814, 1286721, 1429690, 1715628, 2144535, 2573442, 2859380, 4289070, 5146884, 6433605, 8578140, 10436737, 12867210, 20873474, 25734420, 31310211, 41746948, 52183685, 62620422, 93930633, 104367370, 125240844, 156551055, 187861266, 208734740, 313102110, 375722532, 469653165, 626204220, 939306330, 1878612660]

約数ペア:

[(1, 1878612660), (2, 939306330), (3, 626204220), (4, 469653165), (5, 375722532), (6, 313102110), (9, 208734740), (10, 187861266), (12, 156551055), (15, 125240844), (18, 104367370), (20, 93930633), (30, 62620422), (36, 52183685), (45, 41746948), (60, 31310211), (73, 25734420), (90, 20873474), (146, 12867210), (180, 10436737), (219, 8578140), (292, 6433605), (365, 5146884), (438, 4289070), (657, 2859380), (730, 2573442), (876, 2144535), (1095, 1715628), (1314, 1429690), (1460, 1286721), (2190, 857814), (2628, 714845), (3285, 571876), (4380, 428907), (6570, 285938), (13140, 142969)]