61405120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:450

約数の個数: 112

約数和(自身を含む): 169712640

約数和(自身を除く): 108307520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 112, 140, 158, 160, 224, 280, 316, 320, 347, 395, 448, 553, 560, 632, 694, 790, 1106, 1120, 1264, 1388, 1580, 1735, 2212, 2240, 2429, 2528, 2765, 2776, 3160, 3470, 4424, 4858, 5056, 5530, 5552, 6320, 6940, 8848, 9716, 11060, 11104, 12145, 12640, 13880, 17696, 19432, 22120, 22208, 24290, 25280, 27413, 27760, 35392, 38864, 44240, 48580, 54826, 55520, 77728, 88480, 97160, 109652, 111040, 137065, 155456, 176960, 191891, 194320, 219304, 274130, 383782, 388640, 438608, 548260, 767564, 777280, 877216, 959455, 1096520, 1535128, 1754432, 1918910, 2193040, 3070256, 3837820, 4386080, 6140512, 7675640, 8772160, 12281024, 15351280, 30702560, 61405120]

約数ペア:

[(1, 61405120), (2, 30702560), (4, 15351280), (5, 12281024), (7, 8772160), (8, 7675640), (10, 6140512), (14, 4386080), (16, 3837820), (20, 3070256), (28, 2193040), (32, 1918910), (35, 1754432), (40, 1535128), (56, 1096520), (64, 959455), (70, 877216), (79, 777280), (80, 767564), (112, 548260), (140, 438608), (158, 388640), (160, 383782), (224, 274130), (280, 219304), (316, 194320), (320, 191891), (347, 176960), (395, 155456), (448, 137065), (553, 111040), (560, 109652), (632, 97160), (694, 88480), (790, 77728), (1106, 55520), (1120, 54826), (1264, 48580), (1388, 44240), (1580, 38864), (1735, 35392), (2212, 27760), (2240, 27413), (2429, 25280), (2528, 24290), (2765, 22208), (2776, 22120), (3160, 19432), (3470, 17696), (4424, 13880), (4858, 12640), (5056, 12145), (5530, 11104), (5552, 11060), (6320, 9716), (6940, 8848)]