128727900

素因数分解:

$2^2\times 3^3\times 5^2\times 7^3\times {\mathrm{139}}^1$

素因数の和:183

約数の個数: 288

約数和(自身を含む): 486080000

約数和(自身を除く): 357352100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 49, 50, 54, 60, 63, 70, 75, 84, 90, 98, 100, 105, 108, 126, 135, 139, 140, 147, 150, 175, 180, 189, 196, 210, 225, 245, 252, 270, 278, 294, 300, 315, 343, 350, 378, 417, 420, 441, 450, 490, 525, 540, 556, 588, 630, 675, 686, 695, 700, 735, 756, 834, 882, 900, 945, 973, 980, 1029, 1050, 1225, 1251, 1260, 1323, 1350, 1372, 1390, 1470, 1575, 1668, 1715, 1764, 1890, 1946, 2058, 2085, 2100, 2205, 2450, 2502, 2646, 2700, 2780, 2919, 2940, 3087, 3150, 3430, 3475, 3675, 3753, 3780, 3892, 4116, 4170, 4410, 4725, 4865, 4900, 5004, 5145, 5292, 5838, 6174, 6255, 6300, 6615, 6811, 6860, 6950, 7350, 7506, 8340, 8575, 8757, 8820, 9261, 9450, 9730, 10290, 10425, 11025, 11676, 12348, 12510, 13230, 13622, 13900, 14595, 14700, 15012, 15435, 17150, 17514, 18522, 18765, 18900, 19460, 20433, 20580, 20850, 22050, 24325, 25020, 25725, 26271, 26460, 27244, 29190, 30870, 31275, 33075, 34055, 34300, 35028, 37044, 37530, 40866, 41700, 43785, 44100, 46305, 47677, 48650, 51450, 52542, 58380, 61299, 61740, 62550, 66150, 68110, 72975, 75060, 77175, 81732, 87570, 92610, 93825, 95354, 97300, 102165, 102900, 105084, 122598, 125100, 131355, 132300, 136220, 143031, 145950, 154350, 170275, 175140, 183897, 185220, 187650, 190708, 204330, 218925, 231525, 238385, 245196, 262710, 286062, 291900, 306495, 308700, 340550, 367794, 375300, 408660, 429093, 437850, 463050, 476770, 510825, 525420, 572124, 612990, 656775, 681100, 715155, 735588, 858186, 875700, 919485, 926100, 953540, 1021650, 1191925, 1225980, 1287279, 1313550, 1430310, 1532475, 1716372, 1838970, 2043300, 2145465, 2383850, 2574558, 2627100, 2860620, 3064950, 3575775, 3677940, 4290930, 4597425, 4767700, 5149116, 6129900, 6436395, 7151550, 8581860, 9194850, 10727325, 12872790, 14303100, 18389700, 21454650, 25745580, 32181975, 42909300, 64363950, 128727900]

約数ペア:

[(1, 128727900), (2, 64363950), (3, 42909300), (4, 32181975), (5, 25745580), (6, 21454650), (7, 18389700), (9, 14303100), (10, 12872790), (12, 10727325), (14, 9194850), (15, 8581860), (18, 7151550), (20, 6436395), (21, 6129900), (25, 5149116), (27, 4767700), (28, 4597425), (30, 4290930), (35, 3677940), (36, 3575775), (42, 3064950), (45, 2860620), (49, 2627100), (50, 2574558), (54, 2383850), (60, 2145465), (63, 2043300), (70, 1838970), (75, 1716372), (84, 1532475), (90, 1430310), (98, 1313550), (100, 1287279), (105, 1225980), (108, 1191925), (126, 1021650), (135, 953540), (139, 926100), (140, 919485), (147, 875700), (150, 858186), (175, 735588), (180, 715155), (189, 681100), (196, 656775), (210, 612990), (225, 572124), (245, 525420), (252, 510825), (270, 476770), (278, 463050), (294, 437850), (300, 429093), (315, 408660), (343, 375300), (350, 367794), (378, 340550), (417, 308700), (420, 306495), (441, 291900), (450, 286062), (490, 262710), (525, 245196), (540, 238385), (556, 231525), (588, 218925), (630, 204330), (675, 190708), (686, 187650), (695, 185220), (700, 183897), (735, 175140), (756, 170275), (834, 154350), (882, 145950), (900, 143031), (945, 136220), (973, 132300), (980, 131355), (1029, 125100), (1050, 122598), (1225, 105084), (1251, 102900), (1260, 102165), (1323, 97300), (1350, 95354), (1372, 93825), (1390, 92610), (1470, 87570), (1575, 81732), (1668, 77175), (1715, 75060), (1764, 72975), (1890, 68110), (1946, 66150), (2058, 62550), (2085, 61740), (2100, 61299), (2205, 58380), (2450, 52542), (2502, 51450), (2646, 48650), (2700, 47677), (2780, 46305), (2919, 44100), (2940, 43785), (3087, 41700), (3150, 40866), (3430, 37530), (3475, 37044), (3675, 35028), (3753, 34300), (3780, 34055), (3892, 33075), (4116, 31275), (4170, 30870), (4410, 29190), (4725, 27244), (4865, 26460), (4900, 26271), (5004, 25725), (5145, 25020), (5292, 24325), (5838, 22050), (6174, 20850), (6255, 20580), (6300, 20433), (6615, 19460), (6811, 18900), (6860, 18765), (6950, 18522), (7350, 17514), (7506, 17150), (8340, 15435), (8575, 15012), (8757, 14700), (8820, 14595), (9261, 13900), (9450, 13622), (9730, 13230), (10290, 12510), (10425, 12348), (11025, 11676)]