144361840

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{5261}}^1$

素因数の和:5295

約数の個数: 80

約数和(自身を含む): 391492800

約数和(自身を除く): 247130960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2744, 3430, 3920, 5261, 5488, 6860, 10522, 13720, 21044, 26305, 27440, 36827, 42088, 52610, 73654, 84176, 105220, 147308, 184135, 210440, 257789, 294616, 368270, 420880, 515578, 589232, 736540, 1031156, 1288945, 1473080, 1804523, 2062312, 2577890, 2946160, 3609046, 4124624, 5155780, 7218092, 9022615, 10311560, 14436184, 18045230, 20623120, 28872368, 36090460, 72180920, 144361840]

約数ペア:

[(1, 144361840), (2, 72180920), (4, 36090460), (5, 28872368), (7, 20623120), (8, 18045230), (10, 14436184), (14, 10311560), (16, 9022615), (20, 7218092), (28, 5155780), (35, 4124624), (40, 3609046), (49, 2946160), (56, 2577890), (70, 2062312), (80, 1804523), (98, 1473080), (112, 1288945), (140, 1031156), (196, 736540), (245, 589232), (280, 515578), (343, 420880), (392, 368270), (490, 294616), (560, 257789), (686, 210440), (784, 184135), (980, 147308), (1372, 105220), (1715, 84176), (1960, 73654), (2744, 52610), (3430, 42088), (3920, 36827), (5261, 27440), (5488, 26305), (6860, 21044), (10522, 13720)]