28017360

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:155

約数の個数: 320

約数和(自身を含む): 117849600

約数和(自身を除く): 89832240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 27, 28, 30, 34, 35, 36, 40, 42, 45, 48, 51, 54, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 102, 105, 108, 109, 112, 119, 120, 126, 135, 136, 140, 144, 153, 168, 170, 180, 189, 204, 210, 216, 218, 238, 240, 252, 255, 270, 272, 280, 306, 315, 327, 336, 340, 357, 360, 378, 408, 420, 432, 436, 459, 476, 504, 510, 540, 545, 560, 595, 612, 630, 654, 680, 714, 720, 756, 763, 765, 816, 840, 872, 918, 945, 952, 981, 1008, 1020, 1071, 1080, 1090, 1190, 1224, 1260, 1308, 1360, 1428, 1512, 1526, 1530, 1635, 1680, 1744, 1785, 1836, 1853, 1890, 1904, 1962, 2040, 2142, 2160, 2180, 2289, 2295, 2380, 2448, 2520, 2616, 2856, 2943, 3024, 3052, 3060, 3213, 3270, 3570, 3672, 3706, 3780, 3815, 3924, 4080, 4284, 4360, 4578, 4590, 4760, 4905, 5040, 5232, 5355, 5559, 5712, 5886, 6104, 6120, 6426, 6540, 6867, 7140, 7344, 7412, 7560, 7630, 7848, 8568, 8720, 9156, 9180, 9265, 9520, 9810, 10710, 11118, 11445, 11772, 12208, 12240, 12852, 12971, 13080, 13734, 14280, 14715, 14824, 15120, 15260, 15696, 16065, 16677, 17136, 18312, 18360, 18530, 19620, 20601, 21420, 22236, 22890, 23544, 25704, 25942, 26160, 27468, 27795, 28560, 29430, 29648, 30520, 32130, 33354, 34335, 36624, 36720, 37060, 38913, 39240, 41202, 42840, 44472, 45780, 47088, 50031, 51408, 51884, 54936, 55590, 58860, 61040, 64260, 64855, 66708, 68670, 74120, 77826, 78480, 82404, 83385, 85680, 88944, 91560, 100062, 103005, 103768, 109872, 111180, 116739, 117720, 128520, 129710, 133416, 137340, 148240, 155652, 164808, 166770, 183120, 194565, 200124, 206010, 207536, 222360, 233478, 235440, 250155, 257040, 259420, 266832, 274680, 311304, 329616, 333540, 350217, 389130, 400248, 412020, 444720, 466956, 500310, 518840, 549360, 583695, 622608, 667080, 700434, 778260, 800496, 824040, 933912, 1000620, 1037680, 1167390, 1334160, 1400868, 1556520, 1648080, 1751085, 1867824, 2001240, 2334780, 2801736, 3113040, 3502170, 4002480, 4669560, 5603472, 7004340, 9339120, 14008680, 28017360]

約数ペア:

[(1, 28017360), (2, 14008680), (3, 9339120), (4, 7004340), (5, 5603472), (6, 4669560), (7, 4002480), (8, 3502170), (9, 3113040), (10, 2801736), (12, 2334780), (14, 2001240), (15, 1867824), (16, 1751085), (17, 1648080), (18, 1556520), (20, 1400868), (21, 1334160), (24, 1167390), (27, 1037680), (28, 1000620), (30, 933912), (34, 824040), (35, 800496), (36, 778260), (40, 700434), (42, 667080), (45, 622608), (48, 583695), (51, 549360), (54, 518840), (56, 500310), (60, 466956), (63, 444720), (68, 412020), (70, 400248), (72, 389130), (80, 350217), (84, 333540), (85, 329616), (90, 311304), (102, 274680), (105, 266832), (108, 259420), (109, 257040), (112, 250155), (119, 235440), (120, 233478), (126, 222360), (135, 207536), (136, 206010), (140, 200124), (144, 194565), (153, 183120), (168, 166770), (170, 164808), (180, 155652), (189, 148240), (204, 137340), (210, 133416), (216, 129710), (218, 128520), (238, 117720), (240, 116739), (252, 111180), (255, 109872), (270, 103768), (272, 103005), (280, 100062), (306, 91560), (315, 88944), (327, 85680), (336, 83385), (340, 82404), (357, 78480), (360, 77826), (378, 74120), (408, 68670), (420, 66708), (432, 64855), (436, 64260), (459, 61040), (476, 58860), (504, 55590), (510, 54936), (540, 51884), (545, 51408), (560, 50031), (595, 47088), (612, 45780), (630, 44472), (654, 42840), (680, 41202), (714, 39240), (720, 38913), (756, 37060), (763, 36720), (765, 36624), (816, 34335), (840, 33354), (872, 32130), (918, 30520), (945, 29648), (952, 29430), (981, 28560), (1008, 27795), (1020, 27468), (1071, 26160), (1080, 25942), (1090, 25704), (1190, 23544), (1224, 22890), (1260, 22236), (1308, 21420), (1360, 20601), (1428, 19620), (1512, 18530), (1526, 18360), (1530, 18312), (1635, 17136), (1680, 16677), (1744, 16065), (1785, 15696), (1836, 15260), (1853, 15120), (1890, 14824), (1904, 14715), (1962, 14280), (2040, 13734), (2142, 13080), (2160, 12971), (2180, 12852), (2289, 12240), (2295, 12208), (2380, 11772), (2448, 11445), (2520, 11118), (2616, 10710), (2856, 9810), (2943, 9520), (3024, 9265), (3052, 9180), (3060, 9156), (3213, 8720), (3270, 8568), (3570, 7848), (3672, 7630), (3706, 7560), (3780, 7412), (3815, 7344), (3924, 7140), (4080, 6867), (4284, 6540), (4360, 6426), (4578, 6120), (4590, 6104), (4760, 5886), (4905, 5712), (5040, 5559), (5232, 5355)]