379506680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:361

約数の個数: 128

約数和(自身を含む): 1003363200

約数和(自身を除く): 623856520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 97, 140, 157, 178, 194, 280, 314, 356, 388, 445, 485, 623, 628, 679, 712, 776, 785, 890, 970, 1099, 1246, 1256, 1358, 1570, 1780, 1940, 2198, 2492, 2716, 3115, 3140, 3395, 3560, 3880, 4396, 4984, 5432, 5495, 6230, 6280, 6790, 8633, 8792, 10990, 12460, 13580, 13973, 15229, 17266, 21980, 24920, 27160, 27946, 30458, 34532, 43165, 43960, 55892, 60431, 60916, 69064, 69865, 76145, 86330, 97811, 106603, 111784, 120862, 121832, 139730, 152290, 172660, 195622, 213206, 241724, 279460, 302155, 304580, 345320, 391244, 426412, 483448, 489055, 533015, 558920, 604310, 609160, 782488, 852824, 978110, 1066030, 1208620, 1355381, 1956220, 2132060, 2417240, 2710762, 3912440, 4264120, 5421524, 6776905, 9487667, 10843048, 13553810, 18975334, 27107620, 37950668, 47438335, 54215240, 75901336, 94876670, 189753340, 379506680]

約数ペア:

[(1, 379506680), (2, 189753340), (4, 94876670), (5, 75901336), (7, 54215240), (8, 47438335), (10, 37950668), (14, 27107620), (20, 18975334), (28, 13553810), (35, 10843048), (40, 9487667), (56, 6776905), (70, 5421524), (89, 4264120), (97, 3912440), (140, 2710762), (157, 2417240), (178, 2132060), (194, 1956220), (280, 1355381), (314, 1208620), (356, 1066030), (388, 978110), (445, 852824), (485, 782488), (623, 609160), (628, 604310), (679, 558920), (712, 533015), (776, 489055), (785, 483448), (890, 426412), (970, 391244), (1099, 345320), (1246, 304580), (1256, 302155), (1358, 279460), (1570, 241724), (1780, 213206), (1940, 195622), (2198, 172660), (2492, 152290), (2716, 139730), (3115, 121832), (3140, 120862), (3395, 111784), (3560, 106603), (3880, 97811), (4396, 86330), (4984, 76145), (5432, 69865), (5495, 69064), (6230, 60916), (6280, 60431), (6790, 55892), (8633, 43960), (8792, 43165), (10990, 34532), (12460, 30458), (13580, 27946), (13973, 27160), (15229, 24920), (17266, 21980)]