39019140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{907}}^1$

素因数の和:1161

約数の個数: 72

約数和(自身を含む): 118984320

約数和(自身を除く): 79965180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 907, 956, 1195, 1434, 1814, 2151, 2390, 2721, 2868, 3585, 3628, 4302, 4535, 4780, 5442, 7170, 8163, 8604, 9070, 10755, 10884, 13605, 14340, 16326, 18140, 21510, 27210, 32652, 40815, 43020, 54420, 81630, 163260, 216773, 433546, 650319, 867092, 1083865, 1300638, 1950957, 2167730, 2601276, 3251595, 3901914, 4335460, 6503190, 7803828, 9754785, 13006380, 19509570, 39019140]

約数ペア:

[(1, 39019140), (2, 19509570), (3, 13006380), (4, 9754785), (5, 7803828), (6, 6503190), (9, 4335460), (10, 3901914), (12, 3251595), (15, 2601276), (18, 2167730), (20, 1950957), (30, 1300638), (36, 1083865), (45, 867092), (60, 650319), (90, 433546), (180, 216773), (239, 163260), (478, 81630), (717, 54420), (907, 43020), (956, 40815), (1195, 32652), (1434, 27210), (1814, 21510), (2151, 18140), (2390, 16326), (2721, 14340), (2868, 13605), (3585, 10884), (3628, 10755), (4302, 9070), (4535, 8604), (4780, 8163), (5442, 7170)]