498481280

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:239

約数の個数: 192

約数和(自身を含む): 1350359640

約数和(自身を除く): 851878360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 41, 44, 55, 64, 80, 82, 88, 110, 121, 128, 157, 160, 164, 176, 205, 220, 242, 314, 320, 328, 352, 410, 440, 451, 484, 605, 628, 640, 656, 704, 785, 820, 880, 902, 968, 1210, 1256, 1312, 1408, 1570, 1640, 1727, 1760, 1804, 1936, 2255, 2420, 2512, 2624, 3140, 3280, 3454, 3520, 3608, 3872, 4510, 4840, 4961, 5024, 5248, 6280, 6437, 6560, 6908, 7040, 7216, 7744, 8635, 9020, 9680, 9922, 10048, 12560, 12874, 13120, 13816, 14432, 15488, 17270, 18040, 18997, 19360, 19844, 20096, 24805, 25120, 25748, 26240, 27632, 28864, 32185, 34540, 36080, 37994, 38720, 39688, 49610, 50240, 51496, 55264, 57728, 64370, 69080, 70807, 72160, 75988, 77440, 79376, 94985, 99220, 100480, 102992, 110528, 128740, 138160, 141614, 144320, 151976, 158752, 189970, 198440, 205984, 221056, 257480, 276320, 283228, 288640, 303952, 317504, 354035, 379940, 396880, 411968, 514960, 552640, 566456, 607904, 635008, 708070, 759880, 778877, 793760, 823936, 1029920, 1105280, 1132912, 1215808, 1416140, 1519760, 1557754, 1587520, 2059840, 2265824, 2431616, 2832280, 3039520, 3115508, 3175040, 3894385, 4119680, 4531648, 5664560, 6079040, 6231016, 7788770, 9063296, 11329120, 12158080, 12462032, 15577540, 22658240, 24924064, 31155080, 45316480, 49848128, 62310160, 99696256, 124620320, 249240640, 498481280]

約数ペア:

[(1, 498481280), (2, 249240640), (4, 124620320), (5, 99696256), (8, 62310160), (10, 49848128), (11, 45316480), (16, 31155080), (20, 24924064), (22, 22658240), (32, 15577540), (40, 12462032), (41, 12158080), (44, 11329120), (55, 9063296), (64, 7788770), (80, 6231016), (82, 6079040), (88, 5664560), (110, 4531648), (121, 4119680), (128, 3894385), (157, 3175040), (160, 3115508), (164, 3039520), (176, 2832280), (205, 2431616), (220, 2265824), (242, 2059840), (314, 1587520), (320, 1557754), (328, 1519760), (352, 1416140), (410, 1215808), (440, 1132912), (451, 1105280), (484, 1029920), (605, 823936), (628, 793760), (640, 778877), (656, 759880), (704, 708070), (785, 635008), (820, 607904), (880, 566456), (902, 552640), (968, 514960), (1210, 411968), (1256, 396880), (1312, 379940), (1408, 354035), (1570, 317504), (1640, 303952), (1727, 288640), (1760, 283228), (1804, 276320), (1936, 257480), (2255, 221056), (2420, 205984), (2512, 198440), (2624, 189970), (3140, 158752), (3280, 151976), (3454, 144320), (3520, 141614), (3608, 138160), (3872, 128740), (4510, 110528), (4840, 102992), (4961, 100480), (5024, 99220), (5248, 94985), (6280, 79376), (6437, 77440), (6560, 75988), (6908, 72160), (7040, 70807), (7216, 69080), (7744, 64370), (8635, 57728), (9020, 55264), (9680, 51496), (9922, 50240), (10048, 49610), (12560, 39688), (12874, 38720), (13120, 37994), (13816, 36080), (14432, 34540), (15488, 32185), (17270, 28864), (18040, 27632), (18997, 26240), (19360, 25748), (19844, 25120), (20096, 24805)]