78749496

素因数分解:

$2^3\times 3^7\times 7^1\times {\mathrm{643}}^1$

素因数の和:677

約数の個数: 128

約数和(自身を含む): 253478400

約数和(自身を除く): 174728904

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 243, 252, 324, 378, 486, 504, 567, 643, 648, 729, 756, 972, 1134, 1286, 1458, 1512, 1701, 1929, 1944, 2187, 2268, 2572, 2916, 3402, 3858, 4374, 4501, 4536, 5103, 5144, 5787, 5832, 6804, 7716, 8748, 9002, 10206, 11574, 13503, 13608, 15309, 15432, 17361, 17496, 18004, 20412, 23148, 27006, 30618, 34722, 36008, 40509, 40824, 46296, 52083, 54012, 61236, 69444, 81018, 104166, 108024, 121527, 122472, 138888, 156249, 162036, 208332, 243054, 312498, 324072, 364581, 416664, 468747, 486108, 624996, 729162, 937494, 972216, 1093743, 1249992, 1406241, 1458324, 1874988, 2187486, 2812482, 2916648, 3281229, 3749976, 4374972, 5624964, 6562458, 8749944, 9843687, 11249928, 13124916, 19687374, 26249832, 39374748, 78749496]

約数ペア:

[(1, 78749496), (2, 39374748), (3, 26249832), (4, 19687374), (6, 13124916), (7, 11249928), (8, 9843687), (9, 8749944), (12, 6562458), (14, 5624964), (18, 4374972), (21, 3749976), (24, 3281229), (27, 2916648), (28, 2812482), (36, 2187486), (42, 1874988), (54, 1458324), (56, 1406241), (63, 1249992), (72, 1093743), (81, 972216), (84, 937494), (108, 729162), (126, 624996), (162, 486108), (168, 468747), (189, 416664), (216, 364581), (243, 324072), (252, 312498), (324, 243054), (378, 208332), (486, 162036), (504, 156249), (567, 138888), (643, 122472), (648, 121527), (729, 108024), (756, 104166), (972, 81018), (1134, 69444), (1286, 61236), (1458, 54012), (1512, 52083), (1701, 46296), (1929, 40824), (1944, 40509), (2187, 36008), (2268, 34722), (2572, 30618), (2916, 27006), (3402, 23148), (3858, 20412), (4374, 18004), (4501, 17496), (4536, 17361), (5103, 15432), (5144, 15309), (5787, 13608), (5832, 13503), (6804, 11574), (7716, 10206), (8748, 9002)]