388992240

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1979}}^1$

素因数の和:2021

約数の個数: 320

約数和(自身を含む): 1649894400

約数和(自身を除く): 1260902160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 54, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 108, 112, 117, 120, 126, 130, 135, 140, 144, 156, 168, 180, 182, 189, 195, 208, 210, 216, 234, 240, 252, 260, 270, 273, 280, 312, 315, 336, 351, 360, 364, 378, 390, 420, 432, 455, 468, 504, 520, 540, 546, 560, 585, 624, 630, 702, 720, 728, 756, 780, 819, 840, 910, 936, 945, 1008, 1040, 1080, 1092, 1170, 1260, 1365, 1404, 1456, 1512, 1560, 1638, 1680, 1755, 1820, 1872, 1890, 1979, 2160, 2184, 2340, 2457, 2520, 2730, 2808, 3024, 3120, 3276, 3510, 3640, 3780, 3958, 4095, 4368, 4680, 4914, 5040, 5460, 5616, 5937, 6552, 7020, 7280, 7560, 7916, 8190, 9360, 9828, 9895, 10920, 11874, 12285, 13104, 13853, 14040, 15120, 15832, 16380, 17811, 19656, 19790, 21840, 23748, 24570, 25727, 27706, 28080, 29685, 31664, 32760, 35622, 39312, 39580, 41559, 47496, 49140, 51454, 53433, 55412, 59370, 65520, 69265, 71244, 77181, 79160, 83118, 89055, 94992, 98280, 102908, 106866, 110824, 118740, 124677, 128635, 138530, 142488, 154362, 158320, 166236, 178110, 180089, 196560, 205816, 207795, 213732, 221648, 231543, 237480, 249354, 257270, 267165, 277060, 284976, 308724, 332472, 356220, 360178, 374031, 385905, 411632, 415590, 427464, 463086, 474960, 498708, 514540, 534330, 540267, 554120, 617448, 623385, 664944, 694629, 712440, 720356, 748062, 771810, 831180, 854928, 900445, 926172, 997416, 1029080, 1068660, 1080534, 1108240, 1157715, 1234896, 1246770, 1389258, 1424880, 1440712, 1496124, 1543620, 1620801, 1662360, 1800890, 1852344, 1870155, 1994832, 2058160, 2137320, 2161068, 2315430, 2493540, 2701335, 2778516, 2881424, 2992248, 3087240, 3241602, 3324720, 3473145, 3601780, 3704688, 3740310, 4274640, 4322136, 4630860, 4862403, 4987080, 5402670, 5557032, 5984496, 6174480, 6483204, 6946290, 7203560, 7480620, 8104005, 8644272, 9261720, 9724806, 9974160, 10805340, 11114064, 12966408, 13892580, 14407120, 14961240, 16208010, 18523440, 19449612, 21610680, 24312015, 25932816, 27785160, 29922480, 32416020, 38899224, 43221360, 48624030, 55570320, 64832040, 77798448, 97248060, 129664080, 194496120, 388992240]

約数ペア:

[(1, 388992240), (2, 194496120), (3, 129664080), (4, 97248060), (5, 77798448), (6, 64832040), (7, 55570320), (8, 48624030), (9, 43221360), (10, 38899224), (12, 32416020), (13, 29922480), (14, 27785160), (15, 25932816), (16, 24312015), (18, 21610680), (20, 19449612), (21, 18523440), (24, 16208010), (26, 14961240), (27, 14407120), (28, 13892580), (30, 12966408), (35, 11114064), (36, 10805340), (39, 9974160), (40, 9724806), (42, 9261720), (45, 8644272), (48, 8104005), (52, 7480620), (54, 7203560), (56, 6946290), (60, 6483204), (63, 6174480), (65, 5984496), (70, 5557032), (72, 5402670), (78, 4987080), (80, 4862403), (84, 4630860), (90, 4322136), (91, 4274640), (104, 3740310), (105, 3704688), (108, 3601780), (112, 3473145), (117, 3324720), (120, 3241602), (126, 3087240), (130, 2992248), (135, 2881424), (140, 2778516), (144, 2701335), (156, 2493540), (168, 2315430), (180, 2161068), (182, 2137320), (189, 2058160), (195, 1994832), (208, 1870155), (210, 1852344), (216, 1800890), (234, 1662360), (240, 1620801), (252, 1543620), (260, 1496124), (270, 1440712), (273, 1424880), (280, 1389258), (312, 1246770), (315, 1234896), (336, 1157715), (351, 1108240), (360, 1080534), (364, 1068660), (378, 1029080), (390, 997416), (420, 926172), (432, 900445), (455, 854928), (468, 831180), (504, 771810), (520, 748062), (540, 720356), (546, 712440), (560, 694629), (585, 664944), (624, 623385), (630, 617448), (702, 554120), (720, 540267), (728, 534330), (756, 514540), (780, 498708), (819, 474960), (840, 463086), (910, 427464), (936, 415590), (945, 411632), (1008, 385905), (1040, 374031), (1080, 360178), (1092, 356220), (1170, 332472), (1260, 308724), (1365, 284976), (1404, 277060), (1456, 267165), (1512, 257270), (1560, 249354), (1638, 237480), (1680, 231543), (1755, 221648), (1820, 213732), (1872, 207795), (1890, 205816), (1979, 196560), (2160, 180089), (2184, 178110), (2340, 166236), (2457, 158320), (2520, 154362), (2730, 142488), (2808, 138530), (3024, 128635), (3120, 124677), (3276, 118740), (3510, 110824), (3640, 106866), (3780, 102908), (3958, 98280), (4095, 94992), (4368, 89055), (4680, 83118), (4914, 79160), (5040, 77181), (5460, 71244), (5616, 69265), (5937, 65520), (6552, 59370), (7020, 55412), (7280, 53433), (7560, 51454), (7916, 49140), (8190, 47496), (9360, 41559), (9828, 39580), (9895, 39312), (10920, 35622), (11874, 32760), (12285, 31664), (13104, 29685), (13853, 28080), (14040, 27706), (15120, 25727), (15832, 24570), (16380, 23748), (17811, 21840), (19656, 19790)]