240471960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{509}}^1$

素因数の和:681

約数の個数: 128

約数和(自身を含む): 752025600

約数和(自身を除く): 511553640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 127, 155, 186, 248, 254, 310, 372, 381, 465, 508, 509, 620, 635, 744, 762, 930, 1016, 1018, 1240, 1270, 1524, 1527, 1860, 1905, 2036, 2540, 2545, 3048, 3054, 3720, 3810, 3937, 4072, 5080, 5090, 6108, 7620, 7635, 7874, 10180, 11811, 12216, 15240, 15270, 15748, 15779, 19685, 20360, 23622, 30540, 31496, 31558, 39370, 47244, 47337, 59055, 61080, 63116, 64643, 78740, 78895, 94488, 94674, 118110, 126232, 129286, 157480, 157790, 189348, 193929, 236220, 236685, 258572, 315580, 323215, 378696, 387858, 472440, 473370, 517144, 631160, 646430, 775716, 946740, 969645, 1292860, 1551432, 1893480, 1939290, 2003933, 2585720, 3878580, 4007866, 6011799, 7757160, 8015732, 10019665, 12023598, 16031464, 20039330, 24047196, 30058995, 40078660, 48094392, 60117990, 80157320, 120235980, 240471960]

約数ペア:

[(1, 240471960), (2, 120235980), (3, 80157320), (4, 60117990), (5, 48094392), (6, 40078660), (8, 30058995), (10, 24047196), (12, 20039330), (15, 16031464), (20, 12023598), (24, 10019665), (30, 8015732), (31, 7757160), (40, 6011799), (60, 4007866), (62, 3878580), (93, 2585720), (120, 2003933), (124, 1939290), (127, 1893480), (155, 1551432), (186, 1292860), (248, 969645), (254, 946740), (310, 775716), (372, 646430), (381, 631160), (465, 517144), (508, 473370), (509, 472440), (620, 387858), (635, 378696), (744, 323215), (762, 315580), (930, 258572), (1016, 236685), (1018, 236220), (1240, 193929), (1270, 189348), (1524, 157790), (1527, 157480), (1860, 129286), (1905, 126232), (2036, 118110), (2540, 94674), (2545, 94488), (3048, 78895), (3054, 78740), (3720, 64643), (3810, 63116), (3937, 61080), (4072, 59055), (5080, 47337), (5090, 47244), (6108, 39370), (7620, 31558), (7635, 31496), (7874, 30540), (10180, 23622), (11811, 20360), (12216, 19685), (15240, 15779), (15270, 15748)]