155651720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{8297}}^1$

素因数の和:8382

約数の個数: 64

約数和(自身を含む): 406270080

約数和(自身を除く): 250618360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2680, 3752, 4690, 8297, 9380, 16594, 18760, 33188, 41485, 58079, 66376, 82970, 116158, 165940, 232316, 290395, 331880, 464632, 555899, 580790, 1111798, 1161580, 2223596, 2323160, 2779495, 3891293, 4447192, 5558990, 7782586, 11117980, 15565172, 19456465, 22235960, 31130344, 38912930, 77825860, 155651720]

約数ペア:

[(1, 155651720), (2, 77825860), (4, 38912930), (5, 31130344), (7, 22235960), (8, 19456465), (10, 15565172), (14, 11117980), (20, 7782586), (28, 5558990), (35, 4447192), (40, 3891293), (56, 2779495), (67, 2323160), (70, 2223596), (134, 1161580), (140, 1111798), (268, 580790), (280, 555899), (335, 464632), (469, 331880), (536, 290395), (670, 232316), (938, 165940), (1340, 116158), (1876, 82970), (2345, 66376), (2680, 58079), (3752, 41485), (4690, 33188), (8297, 18760), (9380, 16594)]