400284912

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{1069}}^1$

素因数の和:1378

約数の個数: 80

約数和(自身を含む): 1074708000

約数和(自身を除く): 674423088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 232, 269, 348, 464, 538, 696, 807, 1069, 1076, 1392, 1614, 2138, 2152, 3207, 3228, 4276, 4304, 6414, 6456, 7801, 8552, 12828, 12912, 15602, 17104, 23403, 25656, 31001, 31204, 46806, 51312, 62002, 62408, 93003, 93612, 124004, 124816, 186006, 187224, 248008, 287561, 372012, 374448, 496016, 575122, 744024, 862683, 1150244, 1488048, 1725366, 2300488, 3450732, 4600976, 6901464, 8339269, 13802928, 16678538, 25017807, 33357076, 50035614, 66714152, 100071228, 133428304, 200142456, 400284912]

約数ペア:

[(1, 400284912), (2, 200142456), (3, 133428304), (4, 100071228), (6, 66714152), (8, 50035614), (12, 33357076), (16, 25017807), (24, 16678538), (29, 13802928), (48, 8339269), (58, 6901464), (87, 4600976), (116, 3450732), (174, 2300488), (232, 1725366), (269, 1488048), (348, 1150244), (464, 862683), (538, 744024), (696, 575122), (807, 496016), (1069, 374448), (1076, 372012), (1392, 287561), (1614, 248008), (2138, 187224), (2152, 186006), (3207, 124816), (3228, 124004), (4276, 93612), (4304, 93003), (6414, 62408), (6456, 62002), (7801, 51312), (8552, 46806), (12828, 31204), (12912, 31001), (15602, 25656), (17104, 23403)]