206768280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1283}}^1$

素因数の和:1393

約数の個数: 128

約数和(自身を含む): 665625600

約数和(自身を除く): 458857320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 79, 85, 102, 120, 136, 158, 170, 204, 237, 255, 316, 340, 395, 408, 474, 510, 632, 680, 790, 948, 1020, 1185, 1283, 1343, 1580, 1896, 2040, 2370, 2566, 2686, 3160, 3849, 4029, 4740, 5132, 5372, 6415, 6715, 7698, 8058, 9480, 10264, 10744, 12830, 13430, 15396, 16116, 19245, 20145, 21811, 25660, 26860, 30792, 32232, 38490, 40290, 43622, 51320, 53720, 65433, 76980, 80580, 87244, 101357, 109055, 130866, 153960, 161160, 174488, 202714, 218110, 261732, 304071, 327165, 405428, 436220, 506785, 523464, 608142, 654330, 810856, 872440, 1013570, 1216284, 1308660, 1520355, 1723069, 2027140, 2432568, 2617320, 3040710, 3446138, 4054280, 5169207, 6081420, 6892276, 8615345, 10338414, 12162840, 13784552, 17230690, 20676828, 25846035, 34461380, 41353656, 51692070, 68922760, 103384140, 206768280]

約数ペア:

[(1, 206768280), (2, 103384140), (3, 68922760), (4, 51692070), (5, 41353656), (6, 34461380), (8, 25846035), (10, 20676828), (12, 17230690), (15, 13784552), (17, 12162840), (20, 10338414), (24, 8615345), (30, 6892276), (34, 6081420), (40, 5169207), (51, 4054280), (60, 3446138), (68, 3040710), (79, 2617320), (85, 2432568), (102, 2027140), (120, 1723069), (136, 1520355), (158, 1308660), (170, 1216284), (204, 1013570), (237, 872440), (255, 810856), (316, 654330), (340, 608142), (395, 523464), (408, 506785), (474, 436220), (510, 405428), (632, 327165), (680, 304071), (790, 261732), (948, 218110), (1020, 202714), (1185, 174488), (1283, 161160), (1343, 153960), (1580, 130866), (1896, 109055), (2040, 101357), (2370, 87244), (2566, 80580), (2686, 76980), (3160, 65433), (3849, 53720), (4029, 51320), (4740, 43622), (5132, 40290), (5372, 38490), (6415, 32232), (6715, 30792), (7698, 26860), (8058, 25660), (9480, 21811), (10264, 20145), (10744, 19245), (12830, 16116), (13430, 15396)]