39865440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{157}}^1$

素因数の和:221

約数の個数: 144

約数和(自身を含む): 132109488

約数和(自身を除く): 92244048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 92, 96, 115, 120, 138, 157, 160, 184, 230, 240, 276, 314, 345, 368, 460, 471, 480, 529, 552, 628, 690, 736, 785, 920, 942, 1058, 1104, 1256, 1380, 1570, 1587, 1840, 1884, 2116, 2208, 2355, 2512, 2645, 2760, 3140, 3174, 3611, 3680, 3768, 4232, 4710, 5024, 5290, 5520, 6280, 6348, 7222, 7536, 7935, 8464, 9420, 10580, 10833, 11040, 12560, 12696, 14444, 15072, 15870, 16928, 18055, 18840, 21160, 21666, 25120, 25392, 28888, 31740, 36110, 37680, 42320, 43332, 50784, 54165, 57776, 63480, 72220, 75360, 83053, 84640, 86664, 108330, 115552, 126960, 144440, 166106, 173328, 216660, 249159, 253920, 288880, 332212, 346656, 415265, 433320, 498318, 577760, 664424, 830530, 866640, 996636, 1245795, 1328848, 1661060, 1733280, 1993272, 2491590, 2657696, 3322120, 3986544, 4983180, 6644240, 7973088, 9966360, 13288480, 19932720, 39865440]

約数ペア:

[(1, 39865440), (2, 19932720), (3, 13288480), (4, 9966360), (5, 7973088), (6, 6644240), (8, 4983180), (10, 3986544), (12, 3322120), (15, 2657696), (16, 2491590), (20, 1993272), (23, 1733280), (24, 1661060), (30, 1328848), (32, 1245795), (40, 996636), (46, 866640), (48, 830530), (60, 664424), (69, 577760), (80, 498318), (92, 433320), (96, 415265), (115, 346656), (120, 332212), (138, 288880), (157, 253920), (160, 249159), (184, 216660), (230, 173328), (240, 166106), (276, 144440), (314, 126960), (345, 115552), (368, 108330), (460, 86664), (471, 84640), (480, 83053), (529, 75360), (552, 72220), (628, 63480), (690, 57776), (736, 54165), (785, 50784), (920, 43332), (942, 42320), (1058, 37680), (1104, 36110), (1256, 31740), (1380, 28888), (1570, 25392), (1587, 25120), (1840, 21666), (1884, 21160), (2116, 18840), (2208, 18055), (2355, 16928), (2512, 15870), (2645, 15072), (2760, 14444), (3140, 12696), (3174, 12560), (3611, 11040), (3680, 10833), (3768, 10580), (4232, 9420), (4710, 8464), (5024, 7935), (5290, 7536), (5520, 7222), (6280, 6348)]