398733120

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{138449}}^1$

素因数の和:138472

約数の個数: 84

約数和(自身を含む): 1371485700

約数和(自身を除く): 972752580

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 138449, 276898, 415347, 553796, 692245, 830694, 1107592, 1246041, 1384490, 1661388, 2076735, 2215184, 2492082, 2768980, 3322776, 4153470, 4430368, 4984164, 5537960, 6230205, 6645552, 8306940, 8860736, 9968328, 11075920, 12460410, 13291104, 16613880, 19936656, 22151840, 24920820, 26582208, 33227760, 39873312, 44303680, 49841640, 66455520, 79746624, 99683280, 132911040, 199366560, 398733120]

約数ペア:

[(1, 398733120), (2, 199366560), (3, 132911040), (4, 99683280), (5, 79746624), (6, 66455520), (8, 49841640), (9, 44303680), (10, 39873312), (12, 33227760), (15, 26582208), (16, 24920820), (18, 22151840), (20, 19936656), (24, 16613880), (30, 13291104), (32, 12460410), (36, 11075920), (40, 9968328), (45, 8860736), (48, 8306940), (60, 6645552), (64, 6230205), (72, 5537960), (80, 4984164), (90, 4430368), (96, 4153470), (120, 3322776), (144, 2768980), (160, 2492082), (180, 2215184), (192, 2076735), (240, 1661388), (288, 1384490), (320, 1246041), (360, 1107592), (480, 830694), (576, 692245), (720, 553796), (960, 415347), (1440, 276898), (2880, 138449)]