90198720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{31319}}^1$

素因数の和:31342

約数の個数: 84

約数和(自身を含む): 310255920

約数和(自身を除く): 220057200

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, 31319, 62638, 93957, 125276, 156595, 187914, 250552, 281871, 313190, 375828, 469785, 501104, 563742, 626380, 751656, 939570, 1002208, 1127484, 1252760, 1409355, 1503312, 1879140, 2004416, 2254968, 2505520, 2818710, 3006624, 3758280, 4509936, 5011040, 5637420, 6013248, 7516560, 9019872, 10022080, 11274840, 15033120, 18039744, 22549680, 30066240, 45099360, 90198720]

約数ペア:

[(1, 90198720), (2, 45099360), (3, 30066240), (4, 22549680), (5, 18039744), (6, 15033120), (8, 11274840), (9, 10022080), (10, 9019872), (12, 7516560), (15, 6013248), (16, 5637420), (18, 5011040), (20, 4509936), (24, 3758280), (30, 3006624), (32, 2818710), (36, 2505520), (40, 2254968), (45, 2004416), (48, 1879140), (60, 1503312), (64, 1409355), (72, 1252760), (80, 1127484), (90, 1002208), (96, 939570), (120, 751656), (144, 626380), (160, 563742), (180, 501104), (192, 469785), (240, 375828), (288, 313190), (320, 281871), (360, 250552), (480, 187914), (576, 156595), (720, 125276), (960, 93957), (1440, 62638), (2880, 31319)]