211797180

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{983}}^1$

素因数の和:1030

約数の個数: 240

約数和(自身を含む): 800110080

約数和(自身を除く): 588312900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 81, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 162, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 324, 342, 378, 380, 399, 405, 420, 513, 532, 540, 567, 570, 630, 665, 684, 756, 798, 810, 855, 945, 983, 1026, 1134, 1140, 1197, 1260, 1330, 1539, 1596, 1620, 1710, 1890, 1966, 1995, 2052, 2268, 2394, 2565, 2660, 2835, 2949, 3078, 3420, 3591, 3780, 3932, 3990, 4788, 4915, 5130, 5670, 5898, 5985, 6156, 6881, 7182, 7695, 7980, 8847, 9830, 10260, 10773, 11340, 11796, 11970, 13762, 14364, 14745, 15390, 17694, 17955, 18677, 19660, 20643, 21546, 23940, 26541, 27524, 29490, 30780, 34405, 35388, 35910, 37354, 41286, 43092, 44235, 53082, 53865, 56031, 58980, 61929, 68810, 71820, 74708, 79623, 82572, 88470, 93385, 103215, 106164, 107730, 112062, 123858, 130739, 132705, 137620, 159246, 168093, 176940, 185787, 186770, 206430, 215460, 224124, 247716, 261478, 265410, 280155, 309645, 318492, 336186, 371574, 373540, 392217, 398115, 412860, 504279, 522956, 530820, 557361, 560310, 619290, 653695, 672372, 743148, 784434, 796230, 840465, 928935, 1008558, 1114722, 1120620, 1176651, 1238580, 1307390, 1512837, 1568868, 1592460, 1680930, 1857870, 1961085, 2017116, 2229444, 2353302, 2521395, 2614780, 2786805, 3025674, 3361860, 3529953, 3715740, 3922170, 4706604, 5042790, 5573610, 5883255, 6051348, 7059906, 7564185, 7844340, 10085580, 10589859, 11147220, 11766510, 14119812, 15128370, 17649765, 21179718, 23533020, 30256740, 35299530, 42359436, 52949295, 70599060, 105898590, 211797180]

約数ペア:

[(1, 211797180), (2, 105898590), (3, 70599060), (4, 52949295), (5, 42359436), (6, 35299530), (7, 30256740), (9, 23533020), (10, 21179718), (12, 17649765), (14, 15128370), (15, 14119812), (18, 11766510), (19, 11147220), (20, 10589859), (21, 10085580), (27, 7844340), (28, 7564185), (30, 7059906), (35, 6051348), (36, 5883255), (38, 5573610), (42, 5042790), (45, 4706604), (54, 3922170), (57, 3715740), (60, 3529953), (63, 3361860), (70, 3025674), (76, 2786805), (81, 2614780), (84, 2521395), (90, 2353302), (95, 2229444), (105, 2017116), (108, 1961085), (114, 1857870), (126, 1680930), (133, 1592460), (135, 1568868), (140, 1512837), (162, 1307390), (171, 1238580), (180, 1176651), (189, 1120620), (190, 1114722), (210, 1008558), (228, 928935), (252, 840465), (266, 796230), (270, 784434), (285, 743148), (315, 672372), (324, 653695), (342, 619290), (378, 560310), (380, 557361), (399, 530820), (405, 522956), (420, 504279), (513, 412860), (532, 398115), (540, 392217), (567, 373540), (570, 371574), (630, 336186), (665, 318492), (684, 309645), (756, 280155), (798, 265410), (810, 261478), (855, 247716), (945, 224124), (983, 215460), (1026, 206430), (1134, 186770), (1140, 185787), (1197, 176940), (1260, 168093), (1330, 159246), (1539, 137620), (1596, 132705), (1620, 130739), (1710, 123858), (1890, 112062), (1966, 107730), (1995, 106164), (2052, 103215), (2268, 93385), (2394, 88470), (2565, 82572), (2660, 79623), (2835, 74708), (2949, 71820), (3078, 68810), (3420, 61929), (3591, 58980), (3780, 56031), (3932, 53865), (3990, 53082), (4788, 44235), (4915, 43092), (5130, 41286), (5670, 37354), (5898, 35910), (5985, 35388), (6156, 34405), (6881, 30780), (7182, 29490), (7695, 27524), (7980, 26541), (8847, 23940), (9830, 21546), (10260, 20643), (10773, 19660), (11340, 18677), (11796, 17955), (11970, 17694), (13762, 15390), (14364, 14745)]