1680197512

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{3517}}^1$

素因数の和:3998

約数の個数: 64

約数和(自身を含む): 3799440000

約数和(自身を除く): 2119242488

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 449, 532, 898, 1064, 1796, 3143, 3517, 3592, 6286, 7034, 8531, 12572, 14068, 17062, 24619, 25144, 28136, 34124, 49238, 59717, 66823, 68248, 98476, 119434, 133646, 196952, 238868, 267292, 467761, 477736, 534584, 935522, 1579133, 1871044, 3158266, 3742088, 6316532, 11053931, 12633064, 22107862, 30003527, 44215724, 60007054, 88431448, 120014108, 210024689, 240028216, 420049378, 840098756, 1680197512]

約数ペア:

[(1, 1680197512), (2, 840098756), (4, 420049378), (7, 240028216), (8, 210024689), (14, 120014108), (19, 88431448), (28, 60007054), (38, 44215724), (56, 30003527), (76, 22107862), (133, 12633064), (152, 11053931), (266, 6316532), (449, 3742088), (532, 3158266), (898, 1871044), (1064, 1579133), (1796, 935522), (3143, 534584), (3517, 477736), (3592, 467761), (6286, 267292), (7034, 238868), (8531, 196952), (12572, 133646), (14068, 119434), (17062, 98476), (24619, 68248), (25144, 66823), (28136, 59717), (34124, 49238)]