181806660

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{6871}}^1$

素因数の和:6903

約数の個数: 144

約数和(自身を含む): 658062720

約数和(自身を除く): 476256060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 5292, 6615, 6871, 8820, 13230, 13742, 20613, 26460, 27484, 34355, 41226, 48097, 61839, 68710, 82452, 96194, 103065, 123678, 137420, 144291, 185517, 192388, 206130, 240485, 247356, 288582, 309195, 336679, 371034, 412260, 432873, 480970, 577164, 618390, 673358, 721455, 742068, 865746, 927585, 961940, 1010037, 1236780, 1298619, 1346716, 1442910, 1683395, 1731492, 1855170, 2020074, 2164365, 2597238, 2885820, 3030111, 3366790, 3710340, 4040148, 4328730, 5050185, 5194476, 6060222, 6493095, 6733580, 8657460, 9090333, 10100370, 12120444, 12986190, 15150555, 18180666, 20200740, 25972380, 30301110, 36361332, 45451665, 60602220, 90903330, 181806660]

約数ペア:

[(1, 181806660), (2, 90903330), (3, 60602220), (4, 45451665), (5, 36361332), (6, 30301110), (7, 25972380), (9, 20200740), (10, 18180666), (12, 15150555), (14, 12986190), (15, 12120444), (18, 10100370), (20, 9090333), (21, 8657460), (27, 6733580), (28, 6493095), (30, 6060222), (35, 5194476), (36, 5050185), (42, 4328730), (45, 4040148), (49, 3710340), (54, 3366790), (60, 3030111), (63, 2885820), (70, 2597238), (84, 2164365), (90, 2020074), (98, 1855170), (105, 1731492), (108, 1683395), (126, 1442910), (135, 1346716), (140, 1298619), (147, 1236780), (180, 1010037), (189, 961940), (196, 927585), (210, 865746), (245, 742068), (252, 721455), (270, 673358), (294, 618390), (315, 577164), (378, 480970), (420, 432873), (441, 412260), (490, 371034), (540, 336679), (588, 309195), (630, 288582), (735, 247356), (756, 240485), (882, 206130), (945, 192388), (980, 185517), (1260, 144291), (1323, 137420), (1470, 123678), (1764, 103065), (1890, 96194), (2205, 82452), (2646, 68710), (2940, 61839), (3780, 48097), (4410, 41226), (5292, 34355), (6615, 27484), (6871, 26460), (8820, 20613), (13230, 13742)]