81362370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{409}}^1$

素因数の和:787

約数の個数: 64

約数和(自身を含む): 206640000

約数和(自身を除く): 125277630

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 349, 409, 570, 698, 818, 1047, 1227, 1745, 2045, 2094, 2454, 3490, 4090, 5235, 6135, 6631, 7771, 10470, 12270, 13262, 15542, 19893, 23313, 33155, 38855, 39786, 46626, 66310, 77710, 99465, 116565, 142741, 198930, 233130, 285482, 428223, 713705, 856446, 1427410, 2141115, 2712079, 4282230, 5424158, 8136237, 13560395, 16272474, 27120790, 40681185, 81362370]

約数ペア:

[(1, 81362370), (2, 40681185), (3, 27120790), (5, 16272474), (6, 13560395), (10, 8136237), (15, 5424158), (19, 4282230), (30, 2712079), (38, 2141115), (57, 1427410), (95, 856446), (114, 713705), (190, 428223), (285, 285482), (349, 233130), (409, 198930), (570, 142741), (698, 116565), (818, 99465), (1047, 77710), (1227, 66310), (1745, 46626), (2045, 39786), (2094, 38855), (2454, 33155), (3490, 23313), (4090, 19893), (5235, 15542), (6135, 13262), (6631, 12270), (7771, 10470)]