61315240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9521}}^1$

素因数の和:9562

約数の個数: 64

約数和(自身を含む): 164540160

約数和(自身を除く): 103224920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 9521, 19042, 38084, 47605, 66647, 76168, 95210, 133294, 190420, 218983, 266588, 333235, 380840, 437966, 533176, 666470, 875932, 1094915, 1332940, 1532881, 1751864, 2189830, 2665880, 3065762, 4379660, 6131524, 7664405, 8759320, 12263048, 15328810, 30657620, 61315240]

約数ペア:

[(1, 61315240), (2, 30657620), (4, 15328810), (5, 12263048), (7, 8759320), (8, 7664405), (10, 6131524), (14, 4379660), (20, 3065762), (23, 2665880), (28, 2189830), (35, 1751864), (40, 1532881), (46, 1332940), (56, 1094915), (70, 875932), (92, 666470), (115, 533176), (140, 437966), (161, 380840), (184, 333235), (230, 266588), (280, 218983), (322, 190420), (460, 133294), (644, 95210), (805, 76168), (920, 66647), (1288, 47605), (1610, 38084), (3220, 19042), (6440, 9521)]