320289120

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{491}}^1$

素因数の和:666

約数の個数: 192

約数和(自身を含む): 1130734080

約数和(自身を除く): 810444960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 151, 160, 180, 216, 240, 270, 288, 302, 360, 432, 453, 480, 491, 540, 604, 720, 755, 864, 906, 982, 1080, 1208, 1359, 1440, 1473, 1510, 1812, 1964, 2160, 2265, 2416, 2455, 2718, 2946, 3020, 3624, 3928, 4077, 4320, 4419, 4530, 4832, 4910, 5436, 5892, 6040, 6795, 7248, 7365, 7856, 8154, 8838, 9060, 9820, 10872, 11784, 12080, 13257, 13590, 14496, 14730, 15712, 16308, 17676, 18120, 19640, 20385, 21744, 22095, 23568, 24160, 26514, 27180, 29460, 32616, 35352, 36240, 39280, 40770, 43488, 44190, 47136, 53028, 54360, 58920, 65232, 66285, 70704, 72480, 74141, 78560, 81540, 88380, 106056, 108720, 117840, 130464, 132570, 141408, 148282, 163080, 176760, 212112, 217440, 222423, 235680, 265140, 296564, 326160, 353520, 370705, 424224, 444846, 530280, 593128, 652320, 667269, 707040, 741410, 889692, 1060560, 1112115, 1186256, 1334538, 1482820, 1779384, 2001807, 2121120, 2224230, 2372512, 2669076, 2965640, 3336345, 3558768, 4003614, 4448460, 5338152, 5931280, 6672690, 7117536, 8007228, 8896920, 10009035, 10676304, 11862560, 13345380, 16014456, 17793840, 20018070, 21352608, 26690760, 32028912, 35587680, 40036140, 53381520, 64057824, 80072280, 106763040, 160144560, 320289120]

約数ペア:

[(1, 320289120), (2, 160144560), (3, 106763040), (4, 80072280), (5, 64057824), (6, 53381520), (8, 40036140), (9, 35587680), (10, 32028912), (12, 26690760), (15, 21352608), (16, 20018070), (18, 17793840), (20, 16014456), (24, 13345380), (27, 11862560), (30, 10676304), (32, 10009035), (36, 8896920), (40, 8007228), (45, 7117536), (48, 6672690), (54, 5931280), (60, 5338152), (72, 4448460), (80, 4003614), (90, 3558768), (96, 3336345), (108, 2965640), (120, 2669076), (135, 2372512), (144, 2224230), (151, 2121120), (160, 2001807), (180, 1779384), (216, 1482820), (240, 1334538), (270, 1186256), (288, 1112115), (302, 1060560), (360, 889692), (432, 741410), (453, 707040), (480, 667269), (491, 652320), (540, 593128), (604, 530280), (720, 444846), (755, 424224), (864, 370705), (906, 353520), (982, 326160), (1080, 296564), (1208, 265140), (1359, 235680), (1440, 222423), (1473, 217440), (1510, 212112), (1812, 176760), (1964, 163080), (2160, 148282), (2265, 141408), (2416, 132570), (2455, 130464), (2718, 117840), (2946, 108720), (3020, 106056), (3624, 88380), (3928, 81540), (4077, 78560), (4320, 74141), (4419, 72480), (4530, 70704), (4832, 66285), (4910, 65232), (5436, 58920), (5892, 54360), (6040, 53028), (6795, 47136), (7248, 44190), (7365, 43488), (7856, 40770), (8154, 39280), (8838, 36240), (9060, 35352), (9820, 32616), (10872, 29460), (11784, 27180), (12080, 26514), (13257, 24160), (13590, 23568), (14496, 22095), (14730, 21744), (15712, 20385), (16308, 19640), (17676, 18120)]