25419240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1$

素因数の和:173

約数の個数: 288

約数和(自身を含む): 105636960

約数和(自身を除く): 80217720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 49, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 98, 99, 105, 110, 120, 126, 131, 132, 140, 147, 154, 165, 168, 180, 196, 198, 210, 220, 231, 245, 252, 262, 264, 280, 294, 308, 315, 330, 360, 385, 392, 393, 396, 420, 440, 441, 462, 490, 495, 504, 524, 539, 588, 616, 630, 655, 660, 693, 735, 770, 786, 792, 840, 882, 917, 924, 980, 990, 1048, 1078, 1155, 1176, 1179, 1260, 1310, 1320, 1386, 1441, 1470, 1540, 1572, 1617, 1764, 1834, 1848, 1960, 1965, 1980, 2156, 2205, 2310, 2358, 2520, 2620, 2695, 2751, 2772, 2882, 2940, 3080, 3144, 3234, 3465, 3528, 3668, 3930, 3960, 4312, 4323, 4410, 4585, 4620, 4716, 4851, 5240, 5390, 5502, 5544, 5764, 5880, 5895, 6419, 6468, 6930, 7205, 7336, 7860, 8085, 8253, 8646, 8820, 9170, 9240, 9432, 9702, 10087, 10780, 11004, 11528, 11790, 12838, 12936, 12969, 13755, 13860, 14410, 15720, 16170, 16506, 17292, 17640, 18340, 19257, 19404, 20174, 21560, 21615, 22008, 23580, 24255, 25676, 25938, 27510, 27720, 28820, 30261, 32095, 32340, 33012, 34584, 36680, 38514, 38808, 40348, 41265, 43230, 47160, 48510, 50435, 51352, 51876, 55020, 57640, 57771, 60522, 64190, 64680, 64845, 66024, 70609, 77028, 80696, 82530, 86460, 90783, 96285, 97020, 100870, 103752, 110040, 115542, 121044, 128380, 129690, 141218, 151305, 154056, 165060, 172920, 181566, 192570, 194040, 201740, 211827, 231084, 242088, 256760, 259380, 282436, 288855, 302610, 330120, 353045, 363132, 385140, 403480, 423654, 453915, 462168, 518760, 564872, 577710, 605220, 635481, 706090, 726264, 770280, 847308, 907830, 1059135, 1155420, 1210440, 1270962, 1412180, 1694616, 1815660, 2118270, 2310840, 2541924, 2824360, 3177405, 3631320, 4236540, 5083848, 6354810, 8473080, 12709620, 25419240]

約数ペア:

[(1, 25419240), (2, 12709620), (3, 8473080), (4, 6354810), (5, 5083848), (6, 4236540), (7, 3631320), (8, 3177405), (9, 2824360), (10, 2541924), (11, 2310840), (12, 2118270), (14, 1815660), (15, 1694616), (18, 1412180), (20, 1270962), (21, 1210440), (22, 1155420), (24, 1059135), (28, 907830), (30, 847308), (33, 770280), (35, 726264), (36, 706090), (40, 635481), (42, 605220), (44, 577710), (45, 564872), (49, 518760), (55, 462168), (56, 453915), (60, 423654), (63, 403480), (66, 385140), (70, 363132), (72, 353045), (77, 330120), (84, 302610), (88, 288855), (90, 282436), (98, 259380), (99, 256760), (105, 242088), (110, 231084), (120, 211827), (126, 201740), (131, 194040), (132, 192570), (140, 181566), (147, 172920), (154, 165060), (165, 154056), (168, 151305), (180, 141218), (196, 129690), (198, 128380), (210, 121044), (220, 115542), (231, 110040), (245, 103752), (252, 100870), (262, 97020), (264, 96285), (280, 90783), (294, 86460), (308, 82530), (315, 80696), (330, 77028), (360, 70609), (385, 66024), (392, 64845), (393, 64680), (396, 64190), (420, 60522), (440, 57771), (441, 57640), (462, 55020), (490, 51876), (495, 51352), (504, 50435), (524, 48510), (539, 47160), (588, 43230), (616, 41265), (630, 40348), (655, 38808), (660, 38514), (693, 36680), (735, 34584), (770, 33012), (786, 32340), (792, 32095), (840, 30261), (882, 28820), (917, 27720), (924, 27510), (980, 25938), (990, 25676), (1048, 24255), (1078, 23580), (1155, 22008), (1176, 21615), (1179, 21560), (1260, 20174), (1310, 19404), (1320, 19257), (1386, 18340), (1441, 17640), (1470, 17292), (1540, 16506), (1572, 16170), (1617, 15720), (1764, 14410), (1834, 13860), (1848, 13755), (1960, 12969), (1965, 12936), (1980, 12838), (2156, 11790), (2205, 11528), (2310, 11004), (2358, 10780), (2520, 10087), (2620, 9702), (2695, 9432), (2751, 9240), (2772, 9170), (2882, 8820), (2940, 8646), (3080, 8253), (3144, 8085), (3234, 7860), (3465, 7336), (3528, 7205), (3668, 6930), (3930, 6468), (3960, 6419), (4312, 5895), (4323, 5880), (4410, 5764), (4585, 5544), (4620, 5502), (4716, 5390), (4851, 5240)]