201389640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1259}}^1$

素因数の和:1347

約数の個数: 128

約数和(自身を含む): 638668800

約数和(自身を除く): 437279160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 43, 60, 62, 86, 93, 120, 124, 129, 155, 172, 186, 215, 248, 258, 310, 344, 372, 430, 465, 516, 620, 645, 744, 860, 930, 1032, 1240, 1259, 1290, 1333, 1720, 1860, 2518, 2580, 2666, 3720, 3777, 3999, 5036, 5160, 5332, 6295, 6665, 7554, 7998, 10072, 10664, 12590, 13330, 15108, 15996, 18885, 19995, 25180, 26660, 30216, 31992, 37770, 39029, 39990, 50360, 53320, 54137, 75540, 78058, 79980, 108274, 117087, 151080, 156116, 159960, 162411, 195145, 216548, 234174, 270685, 312232, 324822, 390290, 433096, 468348, 541370, 585435, 649644, 780580, 812055, 936696, 1082740, 1170870, 1299288, 1561160, 1624110, 1678247, 2165480, 2341740, 3248220, 3356494, 4683480, 5034741, 6496440, 6712988, 8391235, 10069482, 13425976, 16782470, 20138964, 25173705, 33564940, 40277928, 50347410, 67129880, 100694820, 201389640]

約数ペア:

[(1, 201389640), (2, 100694820), (3, 67129880), (4, 50347410), (5, 40277928), (6, 33564940), (8, 25173705), (10, 20138964), (12, 16782470), (15, 13425976), (20, 10069482), (24, 8391235), (30, 6712988), (31, 6496440), (40, 5034741), (43, 4683480), (60, 3356494), (62, 3248220), (86, 2341740), (93, 2165480), (120, 1678247), (124, 1624110), (129, 1561160), (155, 1299288), (172, 1170870), (186, 1082740), (215, 936696), (248, 812055), (258, 780580), (310, 649644), (344, 585435), (372, 541370), (430, 468348), (465, 433096), (516, 390290), (620, 324822), (645, 312232), (744, 270685), (860, 234174), (930, 216548), (1032, 195145), (1240, 162411), (1259, 159960), (1290, 156116), (1333, 151080), (1720, 117087), (1860, 108274), (2518, 79980), (2580, 78058), (2666, 75540), (3720, 54137), (3777, 53320), (3999, 50360), (5036, 39990), (5160, 39029), (5332, 37770), (6295, 31992), (6665, 30216), (7554, 26660), (7998, 25180), (10072, 19995), (10664, 18885), (12590, 15996), (13330, 15108)]