198623520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{137933}}^1$

素因数の和:137954

約数の個数: 72

約数和(自身を含む): 677807676

約数和(自身を除く): 479184156

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 137933, 275866, 413799, 551732, 689665, 827598, 1103464, 1241397, 1379330, 1655196, 2068995, 2206928, 2482794, 2758660, 3310392, 4137990, 4413856, 4965588, 5517320, 6206985, 6620784, 8275980, 9931176, 11034640, 12413970, 13241568, 16551960, 19862352, 22069280, 24827940, 33103920, 39724704, 49655880, 66207840, 99311760, 198623520]

約数ペア:

[(1, 198623520), (2, 99311760), (3, 66207840), (4, 49655880), (5, 39724704), (6, 33103920), (8, 24827940), (9, 22069280), (10, 19862352), (12, 16551960), (15, 13241568), (16, 12413970), (18, 11034640), (20, 9931176), (24, 8275980), (30, 6620784), (32, 6206985), (36, 5517320), (40, 4965588), (45, 4413856), (48, 4137990), (60, 3310392), (72, 2758660), (80, 2482794), (90, 2206928), (96, 2068995), (120, 1655196), (144, 1379330), (160, 1241397), (180, 1103464), (240, 827598), (288, 689665), (360, 551732), (480, 413799), (720, 275866), (1440, 137933)]