388660464

素因数分解:

$2^4\times 3^3\times {\mathrm{421}}^1\times {\mathrm{2137}}^1$

素因数の和:2575

約数の個数: 80

約数和(自身を含む): 1118772640

約数和(自身を除く): 730112176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 421, 432, 842, 1263, 1684, 2137, 2526, 3368, 3789, 4274, 5052, 6411, 6736, 7578, 8548, 10104, 11367, 12822, 15156, 17096, 19233, 20208, 22734, 25644, 30312, 34192, 38466, 45468, 51288, 57699, 60624, 76932, 90936, 102576, 115398, 153864, 181872, 230796, 307728, 461592, 899677, 923184, 1799354, 2699031, 3598708, 5398062, 7197416, 8097093, 10796124, 14394832, 16194186, 21592248, 24291279, 32388372, 43184496, 48582558, 64776744, 97165116, 129553488, 194330232, 388660464]

約数ペア:

[(1, 388660464), (2, 194330232), (3, 129553488), (4, 97165116), (6, 64776744), (8, 48582558), (9, 43184496), (12, 32388372), (16, 24291279), (18, 21592248), (24, 16194186), (27, 14394832), (36, 10796124), (48, 8097093), (54, 7197416), (72, 5398062), (108, 3598708), (144, 2699031), (216, 1799354), (421, 923184), (432, 899677), (842, 461592), (1263, 307728), (1684, 230796), (2137, 181872), (2526, 153864), (3368, 115398), (3789, 102576), (4274, 90936), (5052, 76932), (6411, 60624), (6736, 57699), (7578, 51288), (8548, 45468), (10104, 38466), (11367, 34192), (12822, 30312), (15156, 25644), (17096, 22734), (19233, 20208)]