30209940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1069}}^1$

素因数の和:1241

約数の個数: 72

約数和(自身を含む): 92306760

約数和(自身を除く): 62096820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 471, 628, 785, 942, 1069, 1413, 1570, 1884, 2138, 2355, 2826, 3140, 3207, 4276, 4710, 5345, 5652, 6414, 7065, 9420, 9621, 10690, 12828, 14130, 16035, 19242, 21380, 28260, 32070, 38484, 48105, 64140, 96210, 167833, 192420, 335666, 503499, 671332, 839165, 1006998, 1510497, 1678330, 2013996, 2517495, 3020994, 3356660, 5034990, 6041988, 7552485, 10069980, 15104970, 30209940]

約数ペア:

[(1, 30209940), (2, 15104970), (3, 10069980), (4, 7552485), (5, 6041988), (6, 5034990), (9, 3356660), (10, 3020994), (12, 2517495), (15, 2013996), (18, 1678330), (20, 1510497), (30, 1006998), (36, 839165), (45, 671332), (60, 503499), (90, 335666), (157, 192420), (180, 167833), (314, 96210), (471, 64140), (628, 48105), (785, 38484), (942, 32070), (1069, 28260), (1413, 21380), (1570, 19242), (1884, 16035), (2138, 14130), (2355, 12828), (2826, 10690), (3140, 9621), (3207, 9420), (4276, 7065), (4710, 6414), (5345, 5652)]