47728520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:343

約数の個数: 128

約数和(自身を含む): 133954560

約数和(自身を除く): 86226040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 37, 40, 56, 68, 70, 74, 85, 119, 136, 140, 148, 170, 185, 238, 259, 271, 280, 296, 340, 370, 476, 518, 542, 595, 629, 680, 740, 952, 1036, 1084, 1190, 1258, 1295, 1355, 1480, 1897, 2072, 2168, 2380, 2516, 2590, 2710, 3145, 3794, 4403, 4607, 4760, 5032, 5180, 5420, 6290, 7588, 8806, 9214, 9485, 10027, 10360, 10840, 12580, 15176, 17612, 18428, 18970, 20054, 22015, 23035, 25160, 32249, 35224, 36856, 37940, 40108, 44030, 46070, 50135, 64498, 70189, 75880, 80216, 88060, 92140, 100270, 128996, 140378, 161245, 170459, 176120, 184280, 200540, 257992, 280756, 322490, 340918, 350945, 401080, 561512, 644980, 681836, 701890, 852295, 1193213, 1289960, 1363672, 1403780, 1704590, 2386426, 2807560, 3409180, 4772852, 5966065, 6818360, 9545704, 11932130, 23864260, 47728520]

約数ペア:

[(1, 47728520), (2, 23864260), (4, 11932130), (5, 9545704), (7, 6818360), (8, 5966065), (10, 4772852), (14, 3409180), (17, 2807560), (20, 2386426), (28, 1704590), (34, 1403780), (35, 1363672), (37, 1289960), (40, 1193213), (56, 852295), (68, 701890), (70, 681836), (74, 644980), (85, 561512), (119, 401080), (136, 350945), (140, 340918), (148, 322490), (170, 280756), (185, 257992), (238, 200540), (259, 184280), (271, 176120), (280, 170459), (296, 161245), (340, 140378), (370, 128996), (476, 100270), (518, 92140), (542, 88060), (595, 80216), (629, 75880), (680, 70189), (740, 64498), (952, 50135), (1036, 46070), (1084, 44030), (1190, 40108), (1258, 37940), (1295, 36856), (1355, 35224), (1480, 32249), (1897, 25160), (2072, 23035), (2168, 22015), (2380, 20054), (2516, 18970), (2590, 18428), (2710, 17612), (3145, 15176), (3794, 12580), (4403, 10840), (4607, 10360), (4760, 10027), (5032, 9485), (5180, 9214), (5420, 8806), (6290, 7588)]