780506748

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{433}}^1$

素因数の和:784

約数の個数: 144

約数和(自身を含む): 2365848576

約数和(自身を除く): 1585341828

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 276, 311, 322, 414, 433, 483, 622, 644, 828, 866, 933, 966, 1244, 1299, 1449, 1732, 1866, 1932, 2177, 2598, 2799, 2898, 3031, 3732, 3897, 4354, 5196, 5598, 5796, 6062, 6531, 7153, 7794, 8708, 9093, 9959, 11196, 12124, 13062, 14306, 15588, 18186, 19593, 19918, 21459, 26124, 27279, 28612, 29877, 36372, 39186, 39836, 42918, 50071, 54558, 59754, 64377, 69713, 78372, 85836, 89631, 100142, 109116, 119508, 128754, 134663, 139426, 150213, 179262, 200284, 209139, 257508, 269326, 278852, 300426, 358524, 403989, 418278, 450639, 538652, 600852, 627417, 807978, 836556, 901278, 942641, 1211967, 1254834, 1615956, 1802556, 1885282, 2423934, 2509668, 2827923, 3097249, 3770564, 4847868, 5655846, 6194498, 8483769, 9291747, 11311692, 12388996, 16967538, 18583494, 21680743, 27875241, 33935076, 37166988, 43361486, 55750482, 65042229, 86722972, 111500964, 130084458, 195126687, 260168916, 390253374, 780506748]

約数ペア:

[(1, 780506748), (2, 390253374), (3, 260168916), (4, 195126687), (6, 130084458), (7, 111500964), (9, 86722972), (12, 65042229), (14, 55750482), (18, 43361486), (21, 37166988), (23, 33935076), (28, 27875241), (36, 21680743), (42, 18583494), (46, 16967538), (63, 12388996), (69, 11311692), (84, 9291747), (92, 8483769), (126, 6194498), (138, 5655846), (161, 4847868), (207, 3770564), (252, 3097249), (276, 2827923), (311, 2509668), (322, 2423934), (414, 1885282), (433, 1802556), (483, 1615956), (622, 1254834), (644, 1211967), (828, 942641), (866, 901278), (933, 836556), (966, 807978), (1244, 627417), (1299, 600852), (1449, 538652), (1732, 450639), (1866, 418278), (1932, 403989), (2177, 358524), (2598, 300426), (2799, 278852), (2898, 269326), (3031, 257508), (3732, 209139), (3897, 200284), (4354, 179262), (5196, 150213), (5598, 139426), (5796, 134663), (6062, 128754), (6531, 119508), (7153, 109116), (7794, 100142), (8708, 89631), (9093, 85836), (9959, 78372), (11196, 69713), (12124, 64377), (13062, 59754), (14306, 54558), (15588, 50071), (18186, 42918), (19593, 39836), (19918, 39186), (21459, 36372), (26124, 29877), (27279, 28612)]