205438320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{9839}}^1$

素因数の和:9887

約数の個数: 120

約数和(自身を含む): 713793600

約数和(自身を除く): 508355280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 435, 464, 522, 580, 696, 720, 870, 1044, 1160, 1305, 1392, 1740, 2088, 2320, 2610, 3480, 4176, 5220, 6960, 9839, 10440, 19678, 20880, 29517, 39356, 49195, 59034, 78712, 88551, 98390, 118068, 147585, 157424, 177102, 196780, 236136, 285331, 295170, 354204, 393560, 442755, 472272, 570662, 590340, 708408, 787120, 855993, 885510, 1141324, 1180680, 1416816, 1426655, 1711986, 1771020, 2282648, 2361360, 2567979, 2853310, 3423972, 3542040, 4279965, 4565296, 5135958, 5706620, 6847944, 7084080, 8559930, 10271916, 11413240, 12839895, 13695888, 17119860, 20543832, 22826480, 25679790, 34239720, 41087664, 51359580, 68479440, 102719160, 205438320]

約数ペア:

[(1, 205438320), (2, 102719160), (3, 68479440), (4, 51359580), (5, 41087664), (6, 34239720), (8, 25679790), (9, 22826480), (10, 20543832), (12, 17119860), (15, 13695888), (16, 12839895), (18, 11413240), (20, 10271916), (24, 8559930), (29, 7084080), (30, 6847944), (36, 5706620), (40, 5135958), (45, 4565296), (48, 4279965), (58, 3542040), (60, 3423972), (72, 2853310), (80, 2567979), (87, 2361360), (90, 2282648), (116, 1771020), (120, 1711986), (144, 1426655), (145, 1416816), (174, 1180680), (180, 1141324), (232, 885510), (240, 855993), (261, 787120), (290, 708408), (348, 590340), (360, 570662), (435, 472272), (464, 442755), (522, 393560), (580, 354204), (696, 295170), (720, 285331), (870, 236136), (1044, 196780), (1160, 177102), (1305, 157424), (1392, 147585), (1740, 118068), (2088, 98390), (2320, 88551), (2610, 78712), (3480, 59034), (4176, 49195), (5220, 39356), (6960, 29517), (9839, 20880), (10440, 19678)]