660210560

素因数分解:

$2^7\times 5^1\times {\mathrm{211}}^1\times {\mathrm{4889}}^1$

素因数の和:5119

約数の個数: 64

約数和(自身を含む): 1586120400

約数和(自身を除く): 925909840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 211, 320, 422, 640, 844, 1055, 1688, 2110, 3376, 4220, 4889, 6752, 8440, 9778, 13504, 16880, 19556, 24445, 27008, 33760, 39112, 48890, 67520, 78224, 97780, 135040, 156448, 195560, 312896, 391120, 625792, 782240, 1031579, 1564480, 2063158, 3128960, 4126316, 5157895, 8252632, 10315790, 16505264, 20631580, 33010528, 41263160, 66021056, 82526320, 132042112, 165052640, 330105280, 660210560]

約数ペア:

[(1, 660210560), (2, 330105280), (4, 165052640), (5, 132042112), (8, 82526320), (10, 66021056), (16, 41263160), (20, 33010528), (32, 20631580), (40, 16505264), (64, 10315790), (80, 8252632), (128, 5157895), (160, 4126316), (211, 3128960), (320, 2063158), (422, 1564480), (640, 1031579), (844, 782240), (1055, 625792), (1688, 391120), (2110, 312896), (3376, 195560), (4220, 156448), (4889, 135040), (6752, 97780), (8440, 78224), (9778, 67520), (13504, 48890), (16880, 39112), (19556, 33760), (24445, 27008)]