6400380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{311}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 20966400

約数和(自身を除く): 14566020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 311, 343, 420, 490, 588, 622, 686, 735, 933, 980, 1029, 1244, 1372, 1470, 1555, 1715, 1866, 2058, 2177, 2940, 3110, 3430, 3732, 4116, 4354, 4665, 5145, 6220, 6531, 6860, 8708, 9330, 10290, 10885, 13062, 15239, 18660, 20580, 21770, 26124, 30478, 32655, 43540, 45717, 60956, 65310, 76195, 91434, 106673, 130620, 152390, 182868, 213346, 228585, 304780, 320019, 426692, 457170, 533365, 640038, 914340, 1066730, 1280076, 1600095, 2133460, 3200190, 6400380]

約数ペア:

[(1, 6400380), (2, 3200190), (3, 2133460), (4, 1600095), (5, 1280076), (6, 1066730), (7, 914340), (10, 640038), (12, 533365), (14, 457170), (15, 426692), (20, 320019), (21, 304780), (28, 228585), (30, 213346), (35, 182868), (42, 152390), (49, 130620), (60, 106673), (70, 91434), (84, 76195), (98, 65310), (105, 60956), (140, 45717), (147, 43540), (196, 32655), (210, 30478), (245, 26124), (294, 21770), (311, 20580), (343, 18660), (420, 15239), (490, 13062), (588, 10885), (622, 10290), (686, 9330), (735, 8708), (933, 6860), (980, 6531), (1029, 6220), (1244, 5145), (1372, 4665), (1470, 4354), (1555, 4116), (1715, 3732), (1866, 3430), (2058, 3110), (2177, 2940)]