206745308

素因数分解:

$2^2\times 7^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:165

約数の個数: 120

約数和(自身を含む): 489390720

約数和(自身を除く): 282645412

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 49, 76, 77, 98, 103, 133, 154, 196, 206, 209, 266, 308, 343, 412, 418, 532, 539, 686, 721, 836, 931, 1078, 1133, 1372, 1442, 1463, 1862, 1957, 2156, 2266, 2401, 2884, 2926, 3724, 3773, 3914, 4532, 4802, 5047, 5852, 6517, 7546, 7828, 7931, 9604, 10094, 10241, 13034, 13699, 15092, 15862, 20188, 20482, 21527, 26068, 26411, 27398, 31724, 35329, 40964, 43054, 45619, 52822, 54796, 55517, 70658, 71687, 86108, 91238, 95893, 105644, 111034, 141316, 143374, 150689, 182476, 191786, 222068, 247303, 286748, 301378, 383572, 388619, 494606, 501809, 602756, 671251, 777238, 989212, 1003618, 1054823, 1342502, 1554476, 2007236, 2109646, 2685004, 2720333, 4219292, 4698757, 5440666, 7383761, 9397514, 10881332, 14767522, 18795028, 29535044, 51686327, 103372654, 206745308]

約数ペア:

[(1, 206745308), (2, 103372654), (4, 51686327), (7, 29535044), (11, 18795028), (14, 14767522), (19, 10881332), (22, 9397514), (28, 7383761), (38, 5440666), (44, 4698757), (49, 4219292), (76, 2720333), (77, 2685004), (98, 2109646), (103, 2007236), (133, 1554476), (154, 1342502), (196, 1054823), (206, 1003618), (209, 989212), (266, 777238), (308, 671251), (343, 602756), (412, 501809), (418, 494606), (532, 388619), (539, 383572), (686, 301378), (721, 286748), (836, 247303), (931, 222068), (1078, 191786), (1133, 182476), (1372, 150689), (1442, 143374), (1463, 141316), (1862, 111034), (1957, 105644), (2156, 95893), (2266, 91238), (2401, 86108), (2884, 71687), (2926, 70658), (3724, 55517), (3773, 54796), (3914, 52822), (4532, 45619), (4802, 43054), (5047, 40964), (5852, 35329), (6517, 31724), (7546, 27398), (7828, 26411), (7931, 26068), (9604, 21527), (10094, 20482), (10241, 20188), (13034, 15862), (13699, 15092)]