256780944

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{269}}^1\times {\mathrm{947}}^1$

素因数の和:1237

約数の個数: 120

約数和(自身を含む): 825215040

約数和(自身を除く): 568434096

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 269, 336, 504, 538, 807, 947, 1008, 1076, 1614, 1883, 1894, 2152, 2421, 2841, 3228, 3766, 3788, 4304, 4842, 5649, 5682, 6456, 6629, 7532, 7576, 8523, 9684, 11298, 11364, 12912, 13258, 15064, 15152, 16947, 17046, 19368, 19887, 22596, 22728, 26516, 30128, 33894, 34092, 38736, 39774, 45192, 45456, 53032, 59661, 67788, 68184, 79548, 90384, 106064, 119322, 135576, 136368, 159096, 238644, 254743, 271152, 318192, 477288, 509486, 764229, 954576, 1018972, 1528458, 1783201, 2037944, 2292687, 3056916, 3566402, 4075888, 4585374, 5349603, 6113832, 7132804, 9170748, 10699206, 12227664, 14265608, 16048809, 18341496, 21398412, 28531216, 32097618, 36682992, 42796824, 64195236, 85593648, 128390472, 256780944]

約数ペア:

[(1, 256780944), (2, 128390472), (3, 85593648), (4, 64195236), (6, 42796824), (7, 36682992), (8, 32097618), (9, 28531216), (12, 21398412), (14, 18341496), (16, 16048809), (18, 14265608), (21, 12227664), (24, 10699206), (28, 9170748), (36, 7132804), (42, 6113832), (48, 5349603), (56, 4585374), (63, 4075888), (72, 3566402), (84, 3056916), (112, 2292687), (126, 2037944), (144, 1783201), (168, 1528458), (252, 1018972), (269, 954576), (336, 764229), (504, 509486), (538, 477288), (807, 318192), (947, 271152), (1008, 254743), (1076, 238644), (1614, 159096), (1883, 136368), (1894, 135576), (2152, 119322), (2421, 106064), (2841, 90384), (3228, 79548), (3766, 68184), (3788, 67788), (4304, 59661), (4842, 53032), (5649, 45456), (5682, 45192), (6456, 39774), (6629, 38736), (7532, 34092), (7576, 33894), (8523, 30128), (9684, 26516), (11298, 22728), (11364, 22596), (12912, 19887), (13258, 19368), (15064, 17046), (15152, 16947)]