231498720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{431}}^1$

素因数の和:825

約数の個数: 144

約数和(自身を含む): 793945152

約数和(自身を除く): 562446432

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, 373, 431, 480, 720, 746, 862, 1119, 1293, 1440, 1492, 1724, 1865, 2155, 2238, 2586, 2984, 3357, 3448, 3730, 3879, 4310, 4476, 5172, 5595, 5968, 6465, 6714, 6896, 7460, 7758, 8620, 8952, 10344, 11190, 11936, 12930, 13428, 13792, 14920, 15516, 16785, 17240, 17904, 19395, 20688, 22380, 25860, 26856, 29840, 31032, 33570, 34480, 35808, 38790, 41376, 44760, 51720, 53712, 59680, 62064, 67140, 68960, 77580, 89520, 103440, 107424, 124128, 134280, 155160, 160763, 179040, 206880, 268560, 310320, 321526, 482289, 537120, 620640, 643052, 803815, 964578, 1286104, 1446867, 1607630, 1929156, 2411445, 2572208, 2893734, 3215260, 3858312, 4822890, 5144416, 5787468, 6430520, 7234335, 7716624, 9645780, 11574936, 12861040, 14468670, 15433248, 19291560, 23149872, 25722080, 28937340, 38583120, 46299744, 57874680, 77166240, 115749360, 231498720]

約数ペア:

[(1, 231498720), (2, 115749360), (3, 77166240), (4, 57874680), (5, 46299744), (6, 38583120), (8, 28937340), (9, 25722080), (10, 23149872), (12, 19291560), (15, 15433248), (16, 14468670), (18, 12861040), (20, 11574936), (24, 9645780), (30, 7716624), (32, 7234335), (36, 6430520), (40, 5787468), (45, 5144416), (48, 4822890), (60, 3858312), (72, 3215260), (80, 2893734), (90, 2572208), (96, 2411445), (120, 1929156), (144, 1607630), (160, 1446867), (180, 1286104), (240, 964578), (288, 803815), (360, 643052), (373, 620640), (431, 537120), (480, 482289), (720, 321526), (746, 310320), (862, 268560), (1119, 206880), (1293, 179040), (1440, 160763), (1492, 155160), (1724, 134280), (1865, 124128), (2155, 107424), (2238, 103440), (2586, 89520), (2984, 77580), (3357, 68960), (3448, 67140), (3730, 62064), (3879, 59680), (4310, 53712), (4476, 51720), (5172, 44760), (5595, 41376), (5968, 38790), (6465, 35808), (6714, 34480), (6896, 33570), (7460, 31032), (7758, 29840), (8620, 26856), (8952, 25860), (10344, 22380), (11190, 20688), (11936, 19395), (12930, 17904), (13428, 17240), (13792, 16785), (14920, 15516)]