209626440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:503

約数の個数: 128

約数和(自身を含む): 651006720

約数和(自身を除く): 441380280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 137, 164, 205, 246, 274, 311, 328, 410, 411, 492, 548, 615, 622, 685, 820, 822, 933, 984, 1096, 1230, 1244, 1370, 1555, 1640, 1644, 1866, 2055, 2460, 2488, 2740, 3110, 3288, 3732, 4110, 4665, 4920, 5480, 5617, 6220, 7464, 8220, 9330, 11234, 12440, 12751, 16440, 16851, 18660, 22468, 25502, 28085, 33702, 37320, 38253, 42607, 44936, 51004, 56170, 63755, 67404, 76506, 84255, 85214, 102008, 112340, 127510, 127821, 134808, 153012, 168510, 170428, 191265, 213035, 224680, 255020, 255642, 306024, 337020, 340856, 382530, 426070, 510040, 511284, 639105, 674040, 765060, 852140, 1022568, 1278210, 1530120, 1704280, 1746887, 2556420, 3493774, 5112840, 5240661, 6987548, 8734435, 10481322, 13975096, 17468870, 20962644, 26203305, 34937740, 41925288, 52406610, 69875480, 104813220, 209626440]

約数ペア:

[(1, 209626440), (2, 104813220), (3, 69875480), (4, 52406610), (5, 41925288), (6, 34937740), (8, 26203305), (10, 20962644), (12, 17468870), (15, 13975096), (20, 10481322), (24, 8734435), (30, 6987548), (40, 5240661), (41, 5112840), (60, 3493774), (82, 2556420), (120, 1746887), (123, 1704280), (137, 1530120), (164, 1278210), (205, 1022568), (246, 852140), (274, 765060), (311, 674040), (328, 639105), (410, 511284), (411, 510040), (492, 426070), (548, 382530), (615, 340856), (622, 337020), (685, 306024), (820, 255642), (822, 255020), (933, 224680), (984, 213035), (1096, 191265), (1230, 170428), (1244, 168510), (1370, 153012), (1555, 134808), (1640, 127821), (1644, 127510), (1866, 112340), (2055, 102008), (2460, 85214), (2488, 84255), (2740, 76506), (3110, 67404), (3288, 63755), (3732, 56170), (4110, 51004), (4665, 44936), (4920, 42607), (5480, 38253), (5617, 37320), (6220, 33702), (7464, 28085), (8220, 25502), (9330, 22468), (11234, 18660), (12440, 16851), (12751, 16440)]