398179872

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{433}}^1$

素因数の和:583

約数の個数: 144

約数和(自身を含む): 1182924288

約数和(自身を除く): 784744416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 103, 124, 144, 186, 206, 248, 279, 288, 309, 372, 412, 433, 496, 558, 618, 744, 824, 866, 927, 992, 1116, 1236, 1299, 1488, 1648, 1732, 1854, 2232, 2472, 2598, 2976, 3193, 3296, 3464, 3708, 3897, 4464, 4944, 5196, 6386, 6928, 7416, 7794, 8928, 9579, 9888, 10392, 12772, 13423, 13856, 14832, 15588, 19158, 20784, 25544, 26846, 28737, 29664, 31176, 38316, 40269, 41568, 44599, 51088, 53692, 57474, 62352, 76632, 80538, 89198, 102176, 107384, 114948, 120807, 124704, 133797, 153264, 161076, 178396, 214768, 229896, 241614, 267594, 306528, 322152, 356792, 401391, 429536, 459792, 483228, 535188, 644304, 713584, 802782, 919584, 966456, 1070376, 1288608, 1382569, 1427168, 1605564, 1932912, 2140752, 2765138, 3211128, 3865824, 4147707, 4281504, 5530276, 6422256, 8295414, 11060552, 12443121, 12844512, 16590828, 22121104, 24886242, 33181656, 44242208, 49772484, 66363312, 99544968, 132726624, 199089936, 398179872]

約数ペア:

[(1, 398179872), (2, 199089936), (3, 132726624), (4, 99544968), (6, 66363312), (8, 49772484), (9, 44242208), (12, 33181656), (16, 24886242), (18, 22121104), (24, 16590828), (31, 12844512), (32, 12443121), (36, 11060552), (48, 8295414), (62, 6422256), (72, 5530276), (93, 4281504), (96, 4147707), (103, 3865824), (124, 3211128), (144, 2765138), (186, 2140752), (206, 1932912), (248, 1605564), (279, 1427168), (288, 1382569), (309, 1288608), (372, 1070376), (412, 966456), (433, 919584), (496, 802782), (558, 713584), (618, 644304), (744, 535188), (824, 483228), (866, 459792), (927, 429536), (992, 401391), (1116, 356792), (1236, 322152), (1299, 306528), (1488, 267594), (1648, 241614), (1732, 229896), (1854, 214768), (2232, 178396), (2472, 161076), (2598, 153264), (2976, 133797), (3193, 124704), (3296, 120807), (3464, 114948), (3708, 107384), (3897, 102176), (4464, 89198), (4944, 80538), (5196, 76632), (6386, 62352), (6928, 57474), (7416, 53692), (7794, 51088), (8928, 44599), (9579, 41568), (9888, 40269), (10392, 38316), (12772, 31176), (13423, 29664), (13856, 28737), (14832, 26846), (15588, 25544), (19158, 20784)]