198213480

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{467}}^1$

素因数の和:621

約数の個数: 160

約数和(自身を含む): 672740640

約数和(自身を除く): 474527160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 131, 135, 162, 180, 216, 262, 270, 324, 360, 393, 405, 467, 524, 540, 648, 655, 786, 810, 934, 1048, 1080, 1179, 1310, 1401, 1572, 1620, 1868, 1965, 2335, 2358, 2620, 2802, 3144, 3240, 3537, 3736, 3930, 4203, 4670, 4716, 5240, 5604, 5895, 7005, 7074, 7860, 8406, 9340, 9432, 10611, 11208, 11790, 12609, 14010, 14148, 15720, 16812, 17685, 18680, 21015, 21222, 23580, 25218, 28020, 28296, 33624, 35370, 37827, 42030, 42444, 47160, 50436, 53055, 56040, 61177, 63045, 70740, 75654, 84060, 84888, 100872, 106110, 122354, 126090, 141480, 151308, 168120, 183531, 189135, 212220, 244708, 252180, 302616, 305885, 367062, 378270, 424440, 489416, 504360, 550593, 611770, 734124, 756540, 917655, 1101186, 1223540, 1468248, 1513080, 1651779, 1835310, 2202372, 2447080, 2752965, 3303558, 3670620, 4404744, 4955337, 5505930, 6607116, 7341240, 8258895, 9910674, 11011860, 13214232, 16517790, 19821348, 22023720, 24776685, 33035580, 39642696, 49553370, 66071160, 99106740, 198213480]

約数ペア:

[(1, 198213480), (2, 99106740), (3, 66071160), (4, 49553370), (5, 39642696), (6, 33035580), (8, 24776685), (9, 22023720), (10, 19821348), (12, 16517790), (15, 13214232), (18, 11011860), (20, 9910674), (24, 8258895), (27, 7341240), (30, 6607116), (36, 5505930), (40, 4955337), (45, 4404744), (54, 3670620), (60, 3303558), (72, 2752965), (81, 2447080), (90, 2202372), (108, 1835310), (120, 1651779), (131, 1513080), (135, 1468248), (162, 1223540), (180, 1101186), (216, 917655), (262, 756540), (270, 734124), (324, 611770), (360, 550593), (393, 504360), (405, 489416), (467, 424440), (524, 378270), (540, 367062), (648, 305885), (655, 302616), (786, 252180), (810, 244708), (934, 212220), (1048, 189135), (1080, 183531), (1179, 168120), (1310, 151308), (1401, 141480), (1572, 126090), (1620, 122354), (1868, 106110), (1965, 100872), (2335, 84888), (2358, 84060), (2620, 75654), (2802, 70740), (3144, 63045), (3240, 61177), (3537, 56040), (3736, 53055), (3930, 50436), (4203, 47160), (4670, 42444), (4716, 42030), (5240, 37827), (5604, 35370), (5895, 33624), (7005, 28296), (7074, 28020), (7860, 25218), (8406, 23580), (9340, 21222), (9432, 21015), (10611, 18680), (11208, 17685), (11790, 16812), (12609, 15720), (14010, 14148)]