286973820

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:166

約数の個数: 288

約数和(自身を含む): 1067673600

約数和(自身を除く): 780699780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 62, 63, 70, 79, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 158, 180, 186, 189, 210, 217, 237, 252, 270, 279, 310, 315, 316, 372, 378, 395, 420, 434, 465, 474, 540, 553, 558, 620, 630, 651, 711, 756, 790, 837, 868, 930, 945, 948, 961, 1085, 1106, 1116, 1185, 1260, 1302, 1395, 1422, 1580, 1659, 1674, 1860, 1890, 1922, 1953, 2133, 2170, 2212, 2370, 2449, 2604, 2765, 2790, 2844, 2883, 3255, 3318, 3348, 3555, 3780, 3844, 3906, 4185, 4266, 4340, 4740, 4805, 4898, 4977, 5530, 5580, 5766, 5859, 6510, 6636, 6727, 7110, 7347, 7812, 8295, 8370, 8532, 8649, 9610, 9765, 9796, 9954, 10665, 11060, 11532, 11718, 12245, 13020, 13454, 14220, 14415, 14694, 14931, 16590, 16740, 17143, 17298, 19220, 19530, 19908, 20181, 21330, 22041, 23436, 24490, 24885, 25947, 26908, 28830, 29295, 29388, 29862, 33180, 33635, 34286, 34596, 36735, 39060, 40362, 42660, 43245, 44082, 48980, 49770, 51429, 51894, 57660, 58590, 59724, 60543, 66123, 67270, 68572, 73470, 74655, 75919, 80724, 85715, 86490, 88164, 99540, 100905, 102858, 103788, 110205, 117180, 121086, 129735, 132246, 134540, 146940, 149310, 151838, 154287, 171430, 172980, 181629, 201810, 205716, 220410, 227757, 242172, 257145, 259470, 264492, 298620, 302715, 303676, 308574, 330615, 342860, 363258, 379595, 403620, 440820, 455514, 462861, 514290, 518940, 531433, 605430, 617148, 661230, 683271, 726516, 759190, 771435, 908145, 911028, 925722, 1028580, 1062866, 1138785, 1210860, 1322460, 1366542, 1518380, 1542870, 1594299, 1816290, 1851444, 2049813, 2125732, 2277570, 2314305, 2657165, 2733084, 3085740, 3188598, 3416355, 3632580, 4099626, 4555140, 4628610, 4782897, 5314330, 6377196, 6832710, 7971495, 8199252, 9257220, 9565794, 10249065, 10628660, 13665420, 14348691, 15942990, 19131588, 20498130, 23914485, 28697382, 31885980, 40996260, 47828970, 57394764, 71743455, 95657940, 143486910, 286973820]

約数ペア:

[(1, 286973820), (2, 143486910), (3, 95657940), (4, 71743455), (5, 57394764), (6, 47828970), (7, 40996260), (9, 31885980), (10, 28697382), (12, 23914485), (14, 20498130), (15, 19131588), (18, 15942990), (20, 14348691), (21, 13665420), (27, 10628660), (28, 10249065), (30, 9565794), (31, 9257220), (35, 8199252), (36, 7971495), (42, 6832710), (45, 6377196), (54, 5314330), (60, 4782897), (62, 4628610), (63, 4555140), (70, 4099626), (79, 3632580), (84, 3416355), (90, 3188598), (93, 3085740), (105, 2733084), (108, 2657165), (124, 2314305), (126, 2277570), (135, 2125732), (140, 2049813), (155, 1851444), (158, 1816290), (180, 1594299), (186, 1542870), (189, 1518380), (210, 1366542), (217, 1322460), (237, 1210860), (252, 1138785), (270, 1062866), (279, 1028580), (310, 925722), (315, 911028), (316, 908145), (372, 771435), (378, 759190), (395, 726516), (420, 683271), (434, 661230), (465, 617148), (474, 605430), (540, 531433), (553, 518940), (558, 514290), (620, 462861), (630, 455514), (651, 440820), (711, 403620), (756, 379595), (790, 363258), (837, 342860), (868, 330615), (930, 308574), (945, 303676), (948, 302715), (961, 298620), (1085, 264492), (1106, 259470), (1116, 257145), (1185, 242172), (1260, 227757), (1302, 220410), (1395, 205716), (1422, 201810), (1580, 181629), (1659, 172980), (1674, 171430), (1860, 154287), (1890, 151838), (1922, 149310), (1953, 146940), (2133, 134540), (2170, 132246), (2212, 129735), (2370, 121086), (2449, 117180), (2604, 110205), (2765, 103788), (2790, 102858), (2844, 100905), (2883, 99540), (3255, 88164), (3318, 86490), (3348, 85715), (3555, 80724), (3780, 75919), (3844, 74655), (3906, 73470), (4185, 68572), (4266, 67270), (4340, 66123), (4740, 60543), (4805, 59724), (4898, 58590), (4977, 57660), (5530, 51894), (5580, 51429), (5766, 49770), (5859, 48980), (6510, 44082), (6636, 43245), (6727, 42660), (7110, 40362), (7347, 39060), (7812, 36735), (8295, 34596), (8370, 34286), (8532, 33635), (8649, 33180), (9610, 29862), (9765, 29388), (9796, 29295), (9954, 28830), (10665, 26908), (11060, 25947), (11532, 24885), (11718, 24490), (12245, 23436), (13020, 22041), (13454, 21330), (14220, 20181), (14415, 19908), (14694, 19530), (14931, 19220), (16590, 17298), (16740, 17143)]