209270880

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1597}}^1$

素因数の和:1638

約数の個数: 288

約数和(自身を含む): 879488064

約数和(自身を除く): 670217184

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 160, 168, 180, 182, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 312, 315, 336, 360, 364, 390, 416, 420, 455, 468, 480, 504, 520, 546, 560, 585, 624, 630, 672, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1120, 1170, 1248, 1260, 1365, 1440, 1456, 1560, 1597, 1638, 1680, 1820, 1872, 2016, 2080, 2184, 2340, 2520, 2730, 2912, 3120, 3194, 3276, 3360, 3640, 3744, 4095, 4368, 4680, 4791, 5040, 5460, 6240, 6388, 6552, 7280, 7985, 8190, 8736, 9360, 9582, 10080, 10920, 11179, 12776, 13104, 14373, 14560, 15970, 16380, 18720, 19164, 20761, 21840, 22358, 23955, 25552, 26208, 28746, 31940, 32760, 33537, 38328, 41522, 43680, 44716, 47910, 51104, 55895, 57492, 62283, 63880, 65520, 67074, 71865, 76656, 83044, 89432, 95820, 100611, 103805, 111790, 114984, 124566, 127760, 131040, 134148, 143730, 145327, 153312, 166088, 167685, 178864, 186849, 191640, 201222, 207610, 223580, 229968, 249132, 255520, 268296, 287460, 290654, 311415, 332176, 335370, 357728, 373698, 383280, 402444, 415220, 435981, 447160, 459936, 498264, 503055, 536592, 574920, 581308, 622830, 664352, 670740, 726635, 747396, 766560, 804888, 830440, 871962, 894320, 934245, 996528, 1006110, 1073184, 1149840, 1162616, 1245660, 1307943, 1341480, 1453270, 1494792, 1609776, 1660880, 1743924, 1788640, 1868490, 1993056, 2012220, 2179905, 2299680, 2325232, 2491320, 2615886, 2682960, 2906540, 2989584, 3219552, 3321760, 3487848, 3736980, 4024440, 4359810, 4650464, 4982640, 5231772, 5365920, 5813080, 5979168, 6539715, 6975696, 7473960, 8048880, 8719620, 9965280, 10463544, 11626160, 13079430, 13951392, 14947920, 16097760, 17439240, 20927088, 23252320, 26158860, 29895840, 34878480, 41854176, 52317720, 69756960, 104635440, 209270880]

約数ペア:

[(1, 209270880), (2, 104635440), (3, 69756960), (4, 52317720), (5, 41854176), (6, 34878480), (7, 29895840), (8, 26158860), (9, 23252320), (10, 20927088), (12, 17439240), (13, 16097760), (14, 14947920), (15, 13951392), (16, 13079430), (18, 11626160), (20, 10463544), (21, 9965280), (24, 8719620), (26, 8048880), (28, 7473960), (30, 6975696), (32, 6539715), (35, 5979168), (36, 5813080), (39, 5365920), (40, 5231772), (42, 4982640), (45, 4650464), (48, 4359810), (52, 4024440), (56, 3736980), (60, 3487848), (63, 3321760), (65, 3219552), (70, 2989584), (72, 2906540), (78, 2682960), (80, 2615886), (84, 2491320), (90, 2325232), (91, 2299680), (96, 2179905), (104, 2012220), (105, 1993056), (112, 1868490), (117, 1788640), (120, 1743924), (126, 1660880), (130, 1609776), (140, 1494792), (144, 1453270), (156, 1341480), (160, 1307943), (168, 1245660), (180, 1162616), (182, 1149840), (195, 1073184), (208, 1006110), (210, 996528), (224, 934245), (234, 894320), (240, 871962), (252, 830440), (260, 804888), (273, 766560), (280, 747396), (288, 726635), (312, 670740), (315, 664352), (336, 622830), (360, 581308), (364, 574920), (390, 536592), (416, 503055), (420, 498264), (455, 459936), (468, 447160), (480, 435981), (504, 415220), (520, 402444), (546, 383280), (560, 373698), (585, 357728), (624, 335370), (630, 332176), (672, 311415), (720, 290654), (728, 287460), (780, 268296), (819, 255520), (840, 249132), (910, 229968), (936, 223580), (1008, 207610), (1040, 201222), (1092, 191640), (1120, 186849), (1170, 178864), (1248, 167685), (1260, 166088), (1365, 153312), (1440, 145327), (1456, 143730), (1560, 134148), (1597, 131040), (1638, 127760), (1680, 124566), (1820, 114984), (1872, 111790), (2016, 103805), (2080, 100611), (2184, 95820), (2340, 89432), (2520, 83044), (2730, 76656), (2912, 71865), (3120, 67074), (3194, 65520), (3276, 63880), (3360, 62283), (3640, 57492), (3744, 55895), (4095, 51104), (4368, 47910), (4680, 44716), (4791, 43680), (5040, 41522), (5460, 38328), (6240, 33537), (6388, 32760), (6552, 31940), (7280, 28746), (7985, 26208), (8190, 25552), (8736, 23955), (9360, 22358), (9582, 21840), (10080, 20761), (10920, 19164), (11179, 18720), (12776, 16380), (13104, 15970), (14373, 14560)]