400804488

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{809}}^1\times {\mathrm{983}}^1$

素因数の和:1811

約数の個数: 96

約数和(自身を含む): 1243382400

約数和(自身を除く): 842577912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 809, 983, 1618, 1966, 2427, 2949, 3236, 3932, 4854, 5663, 5898, 6472, 6881, 7281, 7864, 8847, 9708, 11326, 11796, 13762, 14562, 16989, 17694, 19416, 20643, 22652, 23592, 27524, 29124, 33978, 35388, 41286, 45304, 50967, 55048, 58248, 61929, 67956, 70776, 82572, 101934, 123858, 135912, 165144, 203868, 247716, 407736, 495432, 795247, 1590494, 2385741, 3180988, 4771482, 5566729, 6361976, 7157223, 9542964, 11133458, 14314446, 16700187, 19085928, 22266916, 28628892, 33400374, 44533832, 50100561, 57257784, 66800748, 100201122, 133601496, 200402244, 400804488]

約数ペア:

[(1, 400804488), (2, 200402244), (3, 133601496), (4, 100201122), (6, 66800748), (7, 57257784), (8, 50100561), (9, 44533832), (12, 33400374), (14, 28628892), (18, 22266916), (21, 19085928), (24, 16700187), (28, 14314446), (36, 11133458), (42, 9542964), (56, 7157223), (63, 6361976), (72, 5566729), (84, 4771482), (126, 3180988), (168, 2385741), (252, 1590494), (504, 795247), (809, 495432), (983, 407736), (1618, 247716), (1966, 203868), (2427, 165144), (2949, 135912), (3236, 123858), (3932, 101934), (4854, 82572), (5663, 70776), (5898, 67956), (6472, 61929), (6881, 58248), (7281, 55048), (7864, 50967), (8847, 45304), (9708, 41286), (11326, 35388), (11796, 33978), (13762, 29124), (14562, 27524), (16989, 23592), (17694, 22652), (19416, 20643)]