2165058984760

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{397}}^1\times {\mathrm{397489}}^1$

素因数の和:397918

約数の個数: 128

約数和(自身を含む): 5695236720000

約数和(自身を除く): 3530177735240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 397, 490, 686, 794, 980, 1372, 1588, 1715, 1960, 1985, 2744, 2779, 3176, 3430, 3970, 5558, 6860, 7940, 11116, 13720, 13895, 15880, 19453, 22232, 27790, 38906, 55580, 77812, 97265, 111160, 136171, 155624, 194530, 272342, 389060, 397489, 544684, 680855, 778120, 794978, 1089368, 1361710, 1589956, 1987445, 2723420, 2782423, 3179912, 3974890, 5446840, 5564846, 7949780, 11129692, 13912115, 15899560, 19476961, 22259384, 27824230, 38953922, 55648460, 77907844, 97384805, 111296920, 136338727, 155815688, 157803133, 194769610, 272677454, 315606266, 389539220, 545354908, 631212532, 681693635, 779078440, 789015665, 1090709816, 1104621931, 1262425064, 1363387270, 1578031330, 2209243862, 2726774540, 3156062660, 4418487724, 5453549080, 5523109655, 6312125320, 7732353517, 8836975448, 11046219310, 15464707034, 22092438620, 30929414068, 38661767585, 44184877240, 54126474619, 61858828136, 77323535170, 108252949238, 154647070340, 216505898476, 270632373095, 309294140680, 433011796952, 541264746190, 1082529492380, 2165058984760]

約数ペア:

[(1, 2165058984760), (2, 1082529492380), (4, 541264746190), (5, 433011796952), (7, 309294140680), (8, 270632373095), (10, 216505898476), (14, 154647070340), (20, 108252949238), (28, 77323535170), (35, 61858828136), (40, 54126474619), (49, 44184877240), (56, 38661767585), (70, 30929414068), (98, 22092438620), (140, 15464707034), (196, 11046219310), (245, 8836975448), (280, 7732353517), (343, 6312125320), (392, 5523109655), (397, 5453549080), (490, 4418487724), (686, 3156062660), (794, 2726774540), (980, 2209243862), (1372, 1578031330), (1588, 1363387270), (1715, 1262425064), (1960, 1104621931), (1985, 1090709816), (2744, 789015665), (2779, 779078440), (3176, 681693635), (3430, 631212532), (3970, 545354908), (5558, 389539220), (6860, 315606266), (7940, 272677454), (11116, 194769610), (13720, 157803133), (13895, 155815688), (15880, 136338727), (19453, 111296920), (22232, 97384805), (27790, 77907844), (38906, 55648460), (55580, 38953922), (77812, 27824230), (97265, 22259384), (111160, 19476961), (136171, 15899560), (155624, 13912115), (194530, 11129692), (272342, 7949780), (389060, 5564846), (397489, 5446840), (544684, 3974890), (680855, 3179912), (778120, 2782423), (794978, 2723420), (1089368, 1987445), (1361710, 1589956)]