320796720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{148517}}^1$

素因数の和:148539

約数の個数: 80

約数和(自身を含む): 1104973920

約数和(自身を除く): 784177200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 148517, 297034, 445551, 594068, 742585, 891102, 1188136, 1336653, 1485170, 1782204, 2227755, 2376272, 2673306, 2970340, 3564408, 4009959, 4455510, 5346612, 5940680, 6683265, 7128816, 8019918, 8911020, 10693224, 11881360, 13366530, 16039836, 17822040, 20049795, 21386448, 26733060, 32079672, 35644080, 40099590, 53466120, 64159344, 80199180, 106932240, 160398360, 320796720]

約数ペア:

[(1, 320796720), (2, 160398360), (3, 106932240), (4, 80199180), (5, 64159344), (6, 53466120), (8, 40099590), (9, 35644080), (10, 32079672), (12, 26733060), (15, 21386448), (16, 20049795), (18, 17822040), (20, 16039836), (24, 13366530), (27, 11881360), (30, 10693224), (36, 8911020), (40, 8019918), (45, 7128816), (48, 6683265), (54, 5940680), (60, 5346612), (72, 4455510), (80, 4009959), (90, 3564408), (108, 2970340), (120, 2673306), (135, 2376272), (144, 2227755), (180, 1782204), (216, 1485170), (240, 1336653), (270, 1188136), (360, 891102), (432, 742585), (540, 594068), (720, 445551), (1080, 297034), (2160, 148517)]