79290640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:305

約数の個数: 160

約数和(自身を含む): 224985600

約数和(自身を除く): 145694960

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 29, 40, 44, 52, 55, 58, 65, 80, 88, 104, 110, 116, 130, 143, 145, 176, 208, 220, 232, 239, 260, 286, 290, 319, 377, 440, 464, 478, 520, 572, 580, 638, 715, 754, 880, 956, 1040, 1144, 1160, 1195, 1276, 1430, 1508, 1595, 1885, 1912, 2288, 2320, 2390, 2552, 2629, 2860, 3016, 3107, 3190, 3770, 3824, 4147, 4780, 5104, 5258, 5720, 6032, 6214, 6380, 6931, 7540, 8294, 9560, 10516, 11440, 12428, 12760, 13145, 13862, 15080, 15535, 16588, 19120, 20735, 21032, 24856, 25520, 26290, 27724, 30160, 31070, 33176, 34177, 34655, 41470, 42064, 49712, 52580, 55448, 62140, 66352, 68354, 69310, 76241, 82940, 90103, 105160, 110896, 124280, 136708, 138620, 152482, 165880, 170885, 180206, 210320, 248560, 273416, 277240, 304964, 331760, 341770, 360412, 381205, 450515, 546832, 554480, 609928, 683540, 720824, 762410, 901030, 991133, 1219856, 1367080, 1441648, 1524820, 1802060, 1982266, 2734160, 3049640, 3604120, 3964532, 4955665, 6099280, 7208240, 7929064, 9911330, 15858128, 19822660, 39645320, 79290640]

約数ペア:

[(1, 79290640), (2, 39645320), (4, 19822660), (5, 15858128), (8, 9911330), (10, 7929064), (11, 7208240), (13, 6099280), (16, 4955665), (20, 3964532), (22, 3604120), (26, 3049640), (29, 2734160), (40, 1982266), (44, 1802060), (52, 1524820), (55, 1441648), (58, 1367080), (65, 1219856), (80, 991133), (88, 901030), (104, 762410), (110, 720824), (116, 683540), (130, 609928), (143, 554480), (145, 546832), (176, 450515), (208, 381205), (220, 360412), (232, 341770), (239, 331760), (260, 304964), (286, 277240), (290, 273416), (319, 248560), (377, 210320), (440, 180206), (464, 170885), (478, 165880), (520, 152482), (572, 138620), (580, 136708), (638, 124280), (715, 110896), (754, 105160), (880, 90103), (956, 82940), (1040, 76241), (1144, 69310), (1160, 68354), (1195, 66352), (1276, 62140), (1430, 55448), (1508, 52580), (1595, 49712), (1885, 42064), (1912, 41470), (2288, 34655), (2320, 34177), (2390, 33176), (2552, 31070), (2629, 30160), (2860, 27724), (3016, 26290), (3107, 25520), (3190, 24856), (3770, 21032), (3824, 20735), (4147, 19120), (4780, 16588), (5104, 15535), (5258, 15080), (5720, 13862), (6032, 13145), (6214, 12760), (6380, 12428), (6931, 11440), (7540, 10516), (8294, 9560)]