643065720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:318

約数の個数: 256

約数和(自身を含む): 2211494400

約数和(自身を除く): 1568428680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 29, 30, 33, 40, 44, 55, 58, 60, 66, 87, 88, 107, 110, 116, 120, 132, 145, 157, 165, 174, 214, 220, 232, 264, 290, 314, 319, 321, 330, 348, 428, 435, 440, 471, 535, 580, 628, 638, 642, 660, 696, 785, 856, 870, 942, 957, 1070, 1160, 1177, 1256, 1276, 1284, 1320, 1570, 1595, 1605, 1727, 1740, 1884, 1914, 2140, 2354, 2355, 2552, 2568, 3103, 3140, 3190, 3210, 3454, 3480, 3531, 3768, 3828, 4280, 4553, 4708, 4710, 4785, 5181, 5885, 6206, 6280, 6380, 6420, 6908, 7062, 7656, 8635, 9106, 9309, 9416, 9420, 9570, 10362, 11770, 12412, 12760, 12840, 13659, 13816, 14124, 15515, 16799, 17270, 17655, 18212, 18618, 18840, 19140, 20724, 22765, 23540, 24824, 25905, 27318, 28248, 31030, 33598, 34133, 34540, 35310, 36424, 37236, 38280, 41448, 45530, 46545, 47080, 50083, 50397, 51810, 54636, 62060, 67196, 68266, 68295, 69080, 70620, 74472, 83995, 91060, 93090, 100166, 100794, 102399, 103620, 109272, 124120, 134392, 136532, 136590, 141240, 150249, 167990, 170665, 182120, 184789, 186180, 200332, 201588, 204798, 207240, 250415, 251985, 273064, 273180, 300498, 335980, 341330, 369578, 372360, 400664, 403176, 409596, 487171, 500830, 503970, 511995, 546360, 554367, 600996, 671960, 682660, 739156, 751245, 819192, 923945, 974342, 1001660, 1007940, 1023990, 1108734, 1201992, 1365320, 1461513, 1478312, 1502490, 1847890, 1948684, 2003320, 2015880, 2047980, 2217468, 2435855, 2771835, 2923026, 3004980, 3695780, 3897368, 4095960, 4434936, 4871710, 5358881, 5543670, 5846052, 6009960, 7307565, 7391560, 9743420, 10717762, 11087340, 11692104, 14615130, 16076643, 19486840, 21435524, 22174680, 26794405, 29230260, 32153286, 42871048, 53588810, 58460520, 64306572, 80383215, 107177620, 128613144, 160766430, 214355240, 321532860, 643065720]

約数ペア:

[(1, 643065720), (2, 321532860), (3, 214355240), (4, 160766430), (5, 128613144), (6, 107177620), (8, 80383215), (10, 64306572), (11, 58460520), (12, 53588810), (15, 42871048), (20, 32153286), (22, 29230260), (24, 26794405), (29, 22174680), (30, 21435524), (33, 19486840), (40, 16076643), (44, 14615130), (55, 11692104), (58, 11087340), (60, 10717762), (66, 9743420), (87, 7391560), (88, 7307565), (107, 6009960), (110, 5846052), (116, 5543670), (120, 5358881), (132, 4871710), (145, 4434936), (157, 4095960), (165, 3897368), (174, 3695780), (214, 3004980), (220, 2923026), (232, 2771835), (264, 2435855), (290, 2217468), (314, 2047980), (319, 2015880), (321, 2003320), (330, 1948684), (348, 1847890), (428, 1502490), (435, 1478312), (440, 1461513), (471, 1365320), (535, 1201992), (580, 1108734), (628, 1023990), (638, 1007940), (642, 1001660), (660, 974342), (696, 923945), (785, 819192), (856, 751245), (870, 739156), (942, 682660), (957, 671960), (1070, 600996), (1160, 554367), (1177, 546360), (1256, 511995), (1276, 503970), (1284, 500830), (1320, 487171), (1570, 409596), (1595, 403176), (1605, 400664), (1727, 372360), (1740, 369578), (1884, 341330), (1914, 335980), (2140, 300498), (2354, 273180), (2355, 273064), (2552, 251985), (2568, 250415), (3103, 207240), (3140, 204798), (3190, 201588), (3210, 200332), (3454, 186180), (3480, 184789), (3531, 182120), (3768, 170665), (3828, 167990), (4280, 150249), (4553, 141240), (4708, 136590), (4710, 136532), (4785, 134392), (5181, 124120), (5885, 109272), (6206, 103620), (6280, 102399), (6380, 100794), (6420, 100166), (6908, 93090), (7062, 91060), (7656, 83995), (8635, 74472), (9106, 70620), (9309, 69080), (9416, 68295), (9420, 68266), (9570, 67196), (10362, 62060), (11770, 54636), (12412, 51810), (12760, 50397), (12840, 50083), (13659, 47080), (13816, 46545), (14124, 45530), (15515, 41448), (16799, 38280), (17270, 37236), (17655, 36424), (18212, 35310), (18618, 34540), (18840, 34133), (19140, 33598), (20724, 31030), (22765, 28248), (23540, 27318), (24824, 25905)]