1288387620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{467}}^1$

素因数の和:632

約数の個数: 240

約数和(自身を含む): 4395238848

約数和(自身を除く): 3106851228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 131, 135, 156, 162, 180, 195, 234, 260, 262, 270, 324, 351, 390, 393, 405, 467, 468, 524, 540, 585, 655, 702, 780, 786, 810, 934, 1053, 1170, 1179, 1310, 1401, 1404, 1572, 1620, 1703, 1755, 1868, 1965, 2106, 2335, 2340, 2358, 2620, 2802, 3406, 3510, 3537, 3930, 4203, 4212, 4670, 4716, 5109, 5265, 5604, 5895, 6071, 6812, 7005, 7020, 7074, 7860, 8406, 8515, 9340, 10218, 10530, 10611, 11790, 12142, 12609, 14010, 14148, 15327, 16812, 17030, 17685, 18213, 20436, 21015, 21060, 21222, 23580, 24284, 25218, 25545, 28020, 30355, 30654, 34060, 35370, 36426, 37827, 42030, 42444, 45981, 50436, 51090, 53055, 54639, 60710, 61177, 61308, 63045, 70740, 72852, 75654, 76635, 84060, 91065, 91962, 102180, 106110, 109278, 121420, 122354, 126090, 137943, 151308, 153270, 163917, 182130, 183531, 183924, 189135, 212220, 218556, 229905, 244708, 252180, 273195, 275886, 305885, 306540, 327834, 364260, 367062, 378270, 459810, 491751, 546390, 550593, 551772, 611770, 655668, 689715, 734124, 756540, 795301, 819585, 917655, 919620, 983502, 1092780, 1101186, 1223540, 1379430, 1590602, 1639170, 1651779, 1835310, 1967004, 2202372, 2385903, 2458755, 2752965, 2758860, 3181204, 3278340, 3303558, 3670620, 3976505, 4771806, 4917510, 4955337, 5505930, 6607116, 7157709, 7953010, 8258895, 9543612, 9835020, 9910674, 11011860, 11929515, 14315418, 15906020, 16517790, 19821348, 21473127, 23859030, 24776685, 28630836, 33035580, 35788545, 42946254, 47718060, 49553370, 64419381, 71577090, 85892508, 99106740, 107365635, 128838762, 143154180, 214731270, 257677524, 322096905, 429462540, 644193810, 1288387620]

約数ペア:

[(1, 1288387620), (2, 644193810), (3, 429462540), (4, 322096905), (5, 257677524), (6, 214731270), (9, 143154180), (10, 128838762), (12, 107365635), (13, 99106740), (15, 85892508), (18, 71577090), (20, 64419381), (26, 49553370), (27, 47718060), (30, 42946254), (36, 35788545), (39, 33035580), (45, 28630836), (52, 24776685), (54, 23859030), (60, 21473127), (65, 19821348), (78, 16517790), (81, 15906020), (90, 14315418), (108, 11929515), (117, 11011860), (130, 9910674), (131, 9835020), (135, 9543612), (156, 8258895), (162, 7953010), (180, 7157709), (195, 6607116), (234, 5505930), (260, 4955337), (262, 4917510), (270, 4771806), (324, 3976505), (351, 3670620), (390, 3303558), (393, 3278340), (405, 3181204), (467, 2758860), (468, 2752965), (524, 2458755), (540, 2385903), (585, 2202372), (655, 1967004), (702, 1835310), (780, 1651779), (786, 1639170), (810, 1590602), (934, 1379430), (1053, 1223540), (1170, 1101186), (1179, 1092780), (1310, 983502), (1401, 919620), (1404, 917655), (1572, 819585), (1620, 795301), (1703, 756540), (1755, 734124), (1868, 689715), (1965, 655668), (2106, 611770), (2335, 551772), (2340, 550593), (2358, 546390), (2620, 491751), (2802, 459810), (3406, 378270), (3510, 367062), (3537, 364260), (3930, 327834), (4203, 306540), (4212, 305885), (4670, 275886), (4716, 273195), (5109, 252180), (5265, 244708), (5604, 229905), (5895, 218556), (6071, 212220), (6812, 189135), (7005, 183924), (7020, 183531), (7074, 182130), (7860, 163917), (8406, 153270), (8515, 151308), (9340, 137943), (10218, 126090), (10530, 122354), (10611, 121420), (11790, 109278), (12142, 106110), (12609, 102180), (14010, 91962), (14148, 91065), (15327, 84060), (16812, 76635), (17030, 75654), (17685, 72852), (18213, 70740), (20436, 63045), (21015, 61308), (21060, 61177), (21222, 60710), (23580, 54639), (24284, 53055), (25218, 51090), (25545, 50436), (28020, 45981), (30355, 42444), (30654, 42030), (34060, 37827), (35370, 36426)]