205428276

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{449}}^1$

素因数の和:709

約数の個数: 72

約数和(自身を含む): 530712000

約数和(自身を除く): 325283724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 179, 213, 284, 358, 426, 449, 537, 639, 716, 852, 898, 1074, 1278, 1347, 1611, 1796, 2148, 2556, 2694, 3222, 4041, 5388, 6444, 8082, 12709, 16164, 25418, 31879, 38127, 50836, 63758, 76254, 80371, 95637, 114381, 127516, 152508, 160742, 191274, 228762, 241113, 286911, 321484, 382548, 457524, 482226, 573822, 723339, 964452, 1147644, 1446678, 2893356, 5706341, 11412682, 17119023, 22825364, 34238046, 51357069, 68476092, 102714138, 205428276]

約数ペア:

[(1, 205428276), (2, 102714138), (3, 68476092), (4, 51357069), (6, 34238046), (9, 22825364), (12, 17119023), (18, 11412682), (36, 5706341), (71, 2893356), (142, 1446678), (179, 1147644), (213, 964452), (284, 723339), (358, 573822), (426, 482226), (449, 457524), (537, 382548), (639, 321484), (716, 286911), (852, 241113), (898, 228762), (1074, 191274), (1278, 160742), (1347, 152508), (1611, 127516), (1796, 114381), (2148, 95637), (2556, 80371), (2694, 76254), (3222, 63758), (4041, 50836), (5388, 38127), (6444, 31879), (8082, 25418), (12709, 16164)]