320329800

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{25423}}^1$

素因数の和:25452

約数の個数: 144

約数和(自身を含む): 1229504640

約数和(自身を除く): 909174840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 126, 140, 150, 168, 175, 180, 200, 210, 225, 252, 280, 300, 315, 350, 360, 420, 450, 504, 525, 600, 630, 700, 840, 900, 1050, 1260, 1400, 1575, 1800, 2100, 2520, 3150, 4200, 6300, 12600, 25423, 50846, 76269, 101692, 127115, 152538, 177961, 203384, 228807, 254230, 305076, 355922, 381345, 457614, 508460, 533883, 610152, 635575, 711844, 762690, 889805, 915228, 1016920, 1067766, 1144035, 1271150, 1423688, 1525380, 1601649, 1779610, 1830456, 1906725, 2135532, 2288070, 2542300, 2669415, 3050760, 3203298, 3559220, 3813450, 4271064, 4449025, 4576140, 5084600, 5338830, 5720175, 6406596, 7118440, 7626900, 8008245, 8898050, 9152280, 10677660, 11440350, 12813192, 13347075, 15253800, 16016490, 17796100, 21355320, 22880700, 26694150, 32032980, 35592200, 40041225, 45761400, 53388300, 64065960, 80082450, 106776600, 160164900, 320329800]

約数ペア:

[(1, 320329800), (2, 160164900), (3, 106776600), (4, 80082450), (5, 64065960), (6, 53388300), (7, 45761400), (8, 40041225), (9, 35592200), (10, 32032980), (12, 26694150), (14, 22880700), (15, 21355320), (18, 17796100), (20, 16016490), (21, 15253800), (24, 13347075), (25, 12813192), (28, 11440350), (30, 10677660), (35, 9152280), (36, 8898050), (40, 8008245), (42, 7626900), (45, 7118440), (50, 6406596), (56, 5720175), (60, 5338830), (63, 5084600), (70, 4576140), (72, 4449025), (75, 4271064), (84, 3813450), (90, 3559220), (100, 3203298), (105, 3050760), (120, 2669415), (126, 2542300), (140, 2288070), (150, 2135532), (168, 1906725), (175, 1830456), (180, 1779610), (200, 1601649), (210, 1525380), (225, 1423688), (252, 1271150), (280, 1144035), (300, 1067766), (315, 1016920), (350, 915228), (360, 889805), (420, 762690), (450, 711844), (504, 635575), (525, 610152), (600, 533883), (630, 508460), (700, 457614), (840, 381345), (900, 355922), (1050, 305076), (1260, 254230), (1400, 228807), (1575, 203384), (1800, 177961), (2100, 152538), (2520, 127115), (3150, 101692), (4200, 76269), (6300, 50846), (12600, 25423)]