199566640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:459

約数の個数: 160

約数和(自身を含む): 579962880

約数和(自身を除く): 380396240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 79, 80, 91, 104, 112, 130, 140, 158, 182, 208, 260, 280, 316, 347, 364, 395, 455, 520, 553, 560, 632, 694, 728, 790, 910, 1027, 1040, 1106, 1264, 1388, 1456, 1580, 1735, 1820, 2054, 2212, 2429, 2765, 2776, 3160, 3470, 3640, 4108, 4424, 4511, 4858, 5135, 5530, 5552, 6320, 6940, 7189, 7280, 8216, 8848, 9022, 9716, 10270, 11060, 12145, 13880, 14378, 16432, 18044, 19432, 20540, 22120, 22555, 24290, 27413, 27760, 28756, 31577, 35945, 36088, 38864, 41080, 44240, 45110, 48580, 54826, 57512, 63154, 71890, 72176, 82160, 90220, 97160, 109652, 115024, 126308, 137065, 143780, 157885, 180440, 191891, 194320, 219304, 252616, 274130, 287560, 315770, 356369, 360880, 383782, 438608, 505232, 548260, 575120, 631540, 712738, 767564, 959455, 1096520, 1263080, 1425476, 1535128, 1781845, 1918910, 2193040, 2494583, 2526160, 2850952, 3070256, 3563690, 3837820, 4989166, 5701904, 7127380, 7675640, 9978332, 12472915, 14254760, 15351280, 19956664, 24945830, 28509520, 39913328, 49891660, 99783320, 199566640]

約数ペア:

[(1, 199566640), (2, 99783320), (4, 49891660), (5, 39913328), (7, 28509520), (8, 24945830), (10, 19956664), (13, 15351280), (14, 14254760), (16, 12472915), (20, 9978332), (26, 7675640), (28, 7127380), (35, 5701904), (40, 4989166), (52, 3837820), (56, 3563690), (65, 3070256), (70, 2850952), (79, 2526160), (80, 2494583), (91, 2193040), (104, 1918910), (112, 1781845), (130, 1535128), (140, 1425476), (158, 1263080), (182, 1096520), (208, 959455), (260, 767564), (280, 712738), (316, 631540), (347, 575120), (364, 548260), (395, 505232), (455, 438608), (520, 383782), (553, 360880), (560, 356369), (632, 315770), (694, 287560), (728, 274130), (790, 252616), (910, 219304), (1027, 194320), (1040, 191891), (1106, 180440), (1264, 157885), (1388, 143780), (1456, 137065), (1580, 126308), (1735, 115024), (1820, 109652), (2054, 97160), (2212, 90220), (2429, 82160), (2765, 72176), (2776, 71890), (3160, 63154), (3470, 57512), (3640, 54826), (4108, 48580), (4424, 45110), (4511, 44240), (4858, 41080), (5135, 38864), (5530, 36088), (5552, 35945), (6320, 31577), (6940, 28756), (7189, 27760), (7280, 27413), (8216, 24290), (8848, 22555), (9022, 22120), (9716, 20540), (10270, 19432), (11060, 18044), (12145, 16432), (13880, 14378)]