69780720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{607}}^1$

素因数の和:1102

約数の個数: 80

約数和(自身を含む): 217128960

約数和(自身を除く): 147348240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 479, 607, 958, 1214, 1437, 1821, 1916, 2395, 2428, 2874, 3035, 3642, 3832, 4790, 4856, 5748, 6070, 7185, 7284, 7664, 9105, 9580, 9712, 11496, 12140, 14370, 14568, 18210, 19160, 22992, 24280, 28740, 29136, 36420, 38320, 48560, 57480, 72840, 114960, 145680, 290753, 581506, 872259, 1163012, 1453765, 1744518, 2326024, 2907530, 3489036, 4361295, 4652048, 5815060, 6978072, 8722590, 11630120, 13956144, 17445180, 23260240, 34890360, 69780720]

約数ペア:

[(1, 69780720), (2, 34890360), (3, 23260240), (4, 17445180), (5, 13956144), (6, 11630120), (8, 8722590), (10, 6978072), (12, 5815060), (15, 4652048), (16, 4361295), (20, 3489036), (24, 2907530), (30, 2326024), (40, 1744518), (48, 1453765), (60, 1163012), (80, 872259), (120, 581506), (240, 290753), (479, 145680), (607, 114960), (958, 72840), (1214, 57480), (1437, 48560), (1821, 38320), (1916, 36420), (2395, 29136), (2428, 28740), (2874, 24280), (3035, 22992), (3642, 19160), (3832, 18210), (4790, 14568), (4856, 14370), (5748, 12140), (6070, 11496), (7185, 9712), (7284, 9580), (7664, 9105)]