320482080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{222557}}^1$

素因数の和:222578

約数の個数: 72

約数和(自身を含む): 1093650012

約数和(自身を除く): 773167932

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, 222557, 445114, 667671, 890228, 1112785, 1335342, 1780456, 2003013, 2225570, 2670684, 3338355, 3560912, 4006026, 4451140, 5341368, 6676710, 7121824, 8012052, 8902280, 10015065, 10682736, 13353420, 16024104, 17804560, 20030130, 21365472, 26706840, 32048208, 35609120, 40060260, 53413680, 64096416, 80120520, 106827360, 160241040, 320482080]

約数ペア:

[(1, 320482080), (2, 160241040), (3, 106827360), (4, 80120520), (5, 64096416), (6, 53413680), (8, 40060260), (9, 35609120), (10, 32048208), (12, 26706840), (15, 21365472), (16, 20030130), (18, 17804560), (20, 16024104), (24, 13353420), (30, 10682736), (32, 10015065), (36, 8902280), (40, 8012052), (45, 7121824), (48, 6676710), (60, 5341368), (72, 4451140), (80, 4006026), (90, 3560912), (96, 3338355), (120, 2670684), (144, 2225570), (160, 2003013), (180, 1780456), (240, 1335342), (288, 1112785), (360, 890228), (480, 667671), (720, 445114), (1440, 222557)]