18215520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{277}}^1$

素因数の和:432

約数の個数: 96

約数和(自身を含む): 58006368

約数和(自身を除く): 39790848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 137, 160, 240, 274, 277, 411, 480, 548, 554, 685, 822, 831, 1096, 1108, 1370, 1385, 1644, 1662, 2055, 2192, 2216, 2740, 2770, 3288, 3324, 4110, 4155, 4384, 4432, 5480, 5540, 6576, 6648, 8220, 8310, 8864, 10960, 11080, 13152, 13296, 16440, 16620, 21920, 22160, 26592, 32880, 33240, 37949, 44320, 65760, 66480, 75898, 113847, 132960, 151796, 189745, 227694, 303592, 379490, 455388, 569235, 607184, 758980, 910776, 1138470, 1214368, 1517960, 1821552, 2276940, 3035920, 3643104, 4553880, 6071840, 9107760, 18215520]

約数ペア:

[(1, 18215520), (2, 9107760), (3, 6071840), (4, 4553880), (5, 3643104), (6, 3035920), (8, 2276940), (10, 1821552), (12, 1517960), (15, 1214368), (16, 1138470), (20, 910776), (24, 758980), (30, 607184), (32, 569235), (40, 455388), (48, 379490), (60, 303592), (80, 227694), (96, 189745), (120, 151796), (137, 132960), (160, 113847), (240, 75898), (274, 66480), (277, 65760), (411, 44320), (480, 37949), (548, 33240), (554, 32880), (685, 26592), (822, 22160), (831, 21920), (1096, 16620), (1108, 16440), (1370, 13296), (1385, 13152), (1644, 11080), (1662, 10960), (2055, 8864), (2192, 8310), (2216, 8220), (2740, 6648), (2770, 6576), (3288, 5540), (3324, 5480), (4110, 4432), (4155, 4384)]