409683780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{206911}}^1$

素因数の和:206937

約数の個数: 72

約数和(自身を含む): 1355687424

約数和(自身を除く): 946003644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 206911, 413822, 620733, 827644, 1034555, 1241466, 1862199, 2069110, 2276021, 2482932, 3103665, 3724398, 4138220, 4552042, 6207330, 6828063, 7448796, 9104084, 9310995, 11380105, 12414660, 13656126, 18621990, 20484189, 22760210, 27312252, 34140315, 37243980, 40968378, 45520420, 68280630, 81936756, 102420945, 136561260, 204841890, 409683780]

約数ペア:

[(1, 409683780), (2, 204841890), (3, 136561260), (4, 102420945), (5, 81936756), (6, 68280630), (9, 45520420), (10, 40968378), (11, 37243980), (12, 34140315), (15, 27312252), (18, 22760210), (20, 20484189), (22, 18621990), (30, 13656126), (33, 12414660), (36, 11380105), (44, 9310995), (45, 9104084), (55, 7448796), (60, 6828063), (66, 6207330), (90, 4552042), (99, 4138220), (110, 3724398), (132, 3103665), (165, 2482932), (180, 2276021), (198, 2069110), (220, 1862199), (330, 1241466), (396, 1034555), (495, 827644), (660, 620733), (990, 413822), (1980, 206911)]