639390080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^2$

素因数の和:185

約数の個数: 192

約数和(自身を含む): 1820357280

約数和(自身を除く): 1180967200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 59, 64, 70, 80, 82, 112, 118, 128, 140, 160, 164, 205, 224, 236, 280, 287, 295, 320, 328, 410, 413, 448, 472, 560, 574, 590, 640, 656, 820, 826, 896, 944, 1120, 1148, 1180, 1312, 1435, 1640, 1652, 1888, 2065, 2240, 2296, 2360, 2419, 2624, 2870, 3280, 3304, 3481, 3776, 4130, 4480, 4592, 4720, 4838, 5248, 5740, 6560, 6608, 6962, 7552, 8260, 9184, 9440, 9676, 11480, 12095, 13120, 13216, 13924, 16520, 16933, 17405, 18368, 18880, 19352, 22960, 24190, 24367, 26240, 26432, 27848, 33040, 33866, 34810, 36736, 37760, 38704, 45920, 48380, 48734, 52864, 55696, 66080, 67732, 69620, 77408, 84665, 91840, 96760, 97468, 111392, 121835, 132160, 135464, 139240, 142721, 154816, 169330, 183680, 193520, 194936, 222784, 243670, 264320, 270928, 278480, 285442, 309632, 338660, 387040, 389872, 445568, 487340, 541856, 556960, 570884, 677320, 713605, 774080, 779744, 974680, 999047, 1083712, 1113920, 1141768, 1354640, 1427210, 1548160, 1559488, 1949360, 1998094, 2167424, 2227840, 2283536, 2709280, 2854420, 3118976, 3898720, 3996188, 4567072, 4995235, 5418560, 5708840, 7797440, 7992376, 9134144, 9990470, 10837120, 11417680, 15594880, 15984752, 18268288, 19980940, 22835360, 31969504, 39961880, 45670720, 63939008, 79923760, 91341440, 127878016, 159847520, 319695040, 639390080]

約数ペア:

[(1, 639390080), (2, 319695040), (4, 159847520), (5, 127878016), (7, 91341440), (8, 79923760), (10, 63939008), (14, 45670720), (16, 39961880), (20, 31969504), (28, 22835360), (32, 19980940), (35, 18268288), (40, 15984752), (41, 15594880), (56, 11417680), (59, 10837120), (64, 9990470), (70, 9134144), (80, 7992376), (82, 7797440), (112, 5708840), (118, 5418560), (128, 4995235), (140, 4567072), (160, 3996188), (164, 3898720), (205, 3118976), (224, 2854420), (236, 2709280), (280, 2283536), (287, 2227840), (295, 2167424), (320, 1998094), (328, 1949360), (410, 1559488), (413, 1548160), (448, 1427210), (472, 1354640), (560, 1141768), (574, 1113920), (590, 1083712), (640, 999047), (656, 974680), (820, 779744), (826, 774080), (896, 713605), (944, 677320), (1120, 570884), (1148, 556960), (1180, 541856), (1312, 487340), (1435, 445568), (1640, 389872), (1652, 387040), (1888, 338660), (2065, 309632), (2240, 285442), (2296, 278480), (2360, 270928), (2419, 264320), (2624, 243670), (2870, 222784), (3280, 194936), (3304, 193520), (3481, 183680), (3776, 169330), (4130, 154816), (4480, 142721), (4592, 139240), (4720, 135464), (4838, 132160), (5248, 121835), (5740, 111392), (6560, 97468), (6608, 96760), (6962, 91840), (7552, 84665), (8260, 77408), (9184, 69620), (9440, 67732), (9676, 66080), (11480, 55696), (12095, 52864), (13120, 48734), (13216, 48380), (13924, 45920), (16520, 38704), (16933, 37760), (17405, 36736), (18368, 34810), (18880, 33866), (19352, 33040), (22960, 27848), (24190, 26432), (24367, 26240)]