319989488

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:359

約数の個数: 160

約数和(自身を含む): 824947200

約数和(自身を除く): 504957712

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 43, 52, 56, 76, 86, 91, 104, 112, 133, 152, 172, 182, 208, 247, 266, 269, 301, 304, 344, 364, 494, 532, 538, 559, 602, 688, 728, 817, 988, 1064, 1076, 1118, 1204, 1456, 1634, 1729, 1883, 1976, 2128, 2152, 2236, 2408, 3268, 3458, 3497, 3766, 3913, 3952, 4304, 4472, 4816, 5111, 5719, 6536, 6916, 6994, 7532, 7826, 8944, 10222, 10621, 11438, 11567, 13072, 13832, 13988, 15064, 15652, 20444, 21242, 22876, 23134, 24479, 27664, 27976, 30128, 31304, 35777, 40888, 42484, 45752, 46268, 48958, 55952, 62608, 66443, 71554, 74347, 80969, 81776, 84968, 91504, 92536, 97916, 132886, 143108, 148694, 150371, 161938, 169936, 185072, 195832, 219773, 265772, 286216, 297388, 300742, 323876, 391664, 439546, 465101, 531544, 572432, 594776, 601484, 647752, 879092, 930202, 1052597, 1063088, 1189552, 1202968, 1295504, 1538411, 1758184, 1860404, 2105194, 2405936, 2857049, 3076822, 3516368, 3720808, 4210388, 5714098, 6153644, 7441616, 8420776, 11428196, 12307288, 16841552, 19999343, 22856392, 24614576, 39998686, 45712784, 79997372, 159994744, 319989488]

約数ペア:

[(1, 319989488), (2, 159994744), (4, 79997372), (7, 45712784), (8, 39998686), (13, 24614576), (14, 22856392), (16, 19999343), (19, 16841552), (26, 12307288), (28, 11428196), (38, 8420776), (43, 7441616), (52, 6153644), (56, 5714098), (76, 4210388), (86, 3720808), (91, 3516368), (104, 3076822), (112, 2857049), (133, 2405936), (152, 2105194), (172, 1860404), (182, 1758184), (208, 1538411), (247, 1295504), (266, 1202968), (269, 1189552), (301, 1063088), (304, 1052597), (344, 930202), (364, 879092), (494, 647752), (532, 601484), (538, 594776), (559, 572432), (602, 531544), (688, 465101), (728, 439546), (817, 391664), (988, 323876), (1064, 300742), (1076, 297388), (1118, 286216), (1204, 265772), (1456, 219773), (1634, 195832), (1729, 185072), (1883, 169936), (1976, 161938), (2128, 150371), (2152, 148694), (2236, 143108), (2408, 132886), (3268, 97916), (3458, 92536), (3497, 91504), (3766, 84968), (3913, 81776), (3952, 80969), (4304, 74347), (4472, 71554), (4816, 66443), (5111, 62608), (5719, 55952), (6536, 48958), (6916, 46268), (6994, 45752), (7532, 42484), (7826, 40888), (8944, 35777), (10222, 31304), (10621, 30128), (11438, 27976), (11567, 27664), (13072, 24479), (13832, 23134), (13988, 22876), (15064, 21242), (15652, 20444)]