135227240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 312100560

約数和(自身を除く): 176873320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 157, 244, 305, 314, 353, 488, 610, 628, 706, 785, 1220, 1256, 1412, 1570, 1765, 2440, 2824, 3140, 3530, 6280, 7060, 9577, 14120, 19154, 21533, 38308, 43066, 47885, 55421, 76616, 86132, 95770, 107665, 110842, 172264, 191540, 215330, 221684, 277105, 383080, 430660, 443368, 554210, 861320, 1108420, 2216840, 3380681, 6761362, 13522724, 16903405, 27045448, 33806810, 67613620, 135227240]

約数ペア:

[(1, 135227240), (2, 67613620), (4, 33806810), (5, 27045448), (8, 16903405), (10, 13522724), (20, 6761362), (40, 3380681), (61, 2216840), (122, 1108420), (157, 861320), (244, 554210), (305, 443368), (314, 430660), (353, 383080), (488, 277105), (610, 221684), (628, 215330), (706, 191540), (785, 172264), (1220, 110842), (1256, 107665), (1412, 95770), (1570, 86132), (1765, 76616), (2440, 55421), (2824, 47885), (3140, 43066), (3530, 38308), (6280, 21533), (7060, 19154), (9577, 14120)]