140914880

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{7219}}^1$

素因数の和:7297

約数の個数: 56

約数和(自身を含む): 341101680

約数和(自身を除く): 200186800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 976, 1220, 1952, 2440, 3904, 4880, 7219, 9760, 14438, 19520, 28876, 36095, 57752, 72190, 115504, 144380, 231008, 288760, 440359, 462016, 577520, 880718, 1155040, 1761436, 2201795, 2310080, 3522872, 4403590, 7045744, 8807180, 14091488, 17614360, 28182976, 35228720, 70457440, 140914880]

約数ペア:

[(1, 140914880), (2, 70457440), (4, 35228720), (5, 28182976), (8, 17614360), (10, 14091488), (16, 8807180), (20, 7045744), (32, 4403590), (40, 3522872), (61, 2310080), (64, 2201795), (80, 1761436), (122, 1155040), (160, 880718), (244, 577520), (305, 462016), (320, 440359), (488, 288760), (610, 231008), (976, 144380), (1220, 115504), (1952, 72190), (2440, 57752), (3904, 36095), (4880, 28876), (7219, 19520), (9760, 14438)]