138728520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{55051}}^1$

素因数の和:55075

約数の個数: 96

約数和(自身を含む): 515286720

約数和(自身を除く): 376558200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 55051, 110102, 165153, 220204, 275255, 330306, 385357, 440408, 495459, 550510, 660612, 770714, 825765, 990918, 1101020, 1156071, 1321224, 1541428, 1651530, 1926785, 1981836, 2202040, 2312142, 2477295, 3082856, 3303060, 3468213, 3853570, 3963672, 4624284, 4954590, 5780355, 6606120, 6936426, 7707140, 9248568, 9909180, 11560710, 13872852, 15414280, 17341065, 19818360, 23121420, 27745704, 34682130, 46242840, 69364260, 138728520]

約数ペア:

[(1, 138728520), (2, 69364260), (3, 46242840), (4, 34682130), (5, 27745704), (6, 23121420), (7, 19818360), (8, 17341065), (9, 15414280), (10, 13872852), (12, 11560710), (14, 9909180), (15, 9248568), (18, 7707140), (20, 6936426), (21, 6606120), (24, 5780355), (28, 4954590), (30, 4624284), (35, 3963672), (36, 3853570), (40, 3468213), (42, 3303060), (45, 3082856), (56, 2477295), (60, 2312142), (63, 2202040), (70, 1981836), (72, 1926785), (84, 1651530), (90, 1541428), (105, 1321224), (120, 1156071), (126, 1101020), (140, 990918), (168, 825765), (180, 770714), (210, 660612), (252, 550510), (280, 495459), (315, 440408), (360, 385357), (420, 330306), (504, 275255), (630, 220204), (840, 165153), (1260, 110102), (2520, 55051)]