1281462904

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{4339}}^1$

素因数の和:4460

約数の個数: 64

約数和(自身を含む): 2656080000

約数和(自身を除く): 1374617096

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 67, 76, 116, 134, 152, 232, 268, 536, 551, 1102, 1273, 1943, 2204, 2546, 3886, 4339, 4408, 5092, 7772, 8678, 10184, 15544, 17356, 34712, 36917, 73834, 82441, 125831, 147668, 164882, 251662, 290713, 295336, 329764, 503324, 581426, 659528, 1006648, 1162852, 2325704, 2390789, 4781578, 5523547, 8430677, 9563156, 11047094, 16861354, 19126312, 22094188, 33722708, 44188376, 67445416, 160182863, 320365726, 640731452, 1281462904]

約数ペア:

[(1, 1281462904), (2, 640731452), (4, 320365726), (8, 160182863), (19, 67445416), (29, 44188376), (38, 33722708), (58, 22094188), (67, 19126312), (76, 16861354), (116, 11047094), (134, 9563156), (152, 8430677), (232, 5523547), (268, 4781578), (536, 2390789), (551, 2325704), (1102, 1162852), (1273, 1006648), (1943, 659528), (2204, 581426), (2546, 503324), (3886, 329764), (4339, 295336), (4408, 290713), (5092, 251662), (7772, 164882), (8678, 147668), (10184, 125831), (15544, 82441), (17356, 73834), (34712, 36917)]