214928220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{275549}}^1$

素因数の和:275574

約数の個数: 48

約数和(自身を含む): 648093600

約数和(自身を除く): 433165380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 275549, 551098, 826647, 1102196, 1377745, 1653294, 2755490, 3306588, 3582137, 4133235, 5510980, 7164274, 8266470, 10746411, 14328548, 16532940, 17910685, 21492822, 35821370, 42985644, 53732055, 71642740, 107464110, 214928220]

約数ペア:

[(1, 214928220), (2, 107464110), (3, 71642740), (4, 53732055), (5, 42985644), (6, 35821370), (10, 21492822), (12, 17910685), (13, 16532940), (15, 14328548), (20, 10746411), (26, 8266470), (30, 7164274), (39, 5510980), (52, 4133235), (60, 3582137), (65, 3306588), (78, 2755490), (130, 1653294), (156, 1377745), (195, 1102196), (260, 826647), (390, 551098), (780, 275549)]