1721214768

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1373}}^1$

素因数の和:1452

約数の個数: 240

約数和(自身を含む): 5710322016

約数和(自身を除く): 3989107248

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 41, 42, 48, 49, 52, 56, 78, 82, 84, 91, 98, 104, 112, 123, 147, 156, 164, 168, 182, 196, 208, 246, 273, 287, 294, 312, 328, 336, 364, 392, 492, 533, 546, 574, 588, 624, 637, 656, 728, 784, 861, 984, 1066, 1092, 1148, 1176, 1274, 1373, 1456, 1599, 1722, 1911, 1968, 2009, 2132, 2184, 2296, 2352, 2548, 2746, 3198, 3444, 3731, 3822, 4018, 4119, 4264, 4368, 4592, 5096, 5492, 6027, 6396, 6888, 7462, 7644, 8036, 8238, 8528, 9611, 10192, 10984, 11193, 12054, 12792, 13776, 14924, 15288, 16072, 16476, 17849, 19222, 21968, 22386, 24108, 25584, 26117, 28833, 29848, 30576, 32144, 32952, 35698, 38444, 44772, 48216, 52234, 53547, 56293, 57666, 59696, 65904, 67277, 71396, 76888, 78351, 89544, 96432, 104468, 107094, 112586, 115332, 124943, 134554, 142792, 153776, 156702, 168879, 179088, 201831, 208936, 214188, 225172, 230664, 249886, 269108, 285584, 313404, 337758, 374829, 394051, 403662, 417872, 428376, 450344, 461328, 499772, 538216, 626808, 675516, 731809, 749658, 788102, 807324, 856752, 874601, 900688, 999544, 1076432, 1182153, 1253616, 1351032, 1463618, 1499316, 1576204, 1614648, 1749202, 1999088, 2195427, 2364306, 2623803, 2702064, 2758357, 2927236, 2998632, 3152408, 3229296, 3498404, 4390854, 4728612, 5122663, 5247606, 5516714, 5854472, 5997264, 6304816, 6996808, 8275071, 8781708, 9457224, 10245326, 10495212, 11033428, 11708944, 13993616, 15367989, 16550142, 17563416, 18914448, 20490652, 20990424, 22066856, 30735978, 33100284, 35126832, 35858641, 40981304, 41980848, 44133712, 61471956, 66200568, 71717282, 81962608, 107575923, 122943912, 132401136, 143434564, 215151846, 245887824, 286869128, 430303692, 573738256, 860607384, 1721214768]

約数ペア:

[(1, 1721214768), (2, 860607384), (3, 573738256), (4, 430303692), (6, 286869128), (7, 245887824), (8, 215151846), (12, 143434564), (13, 132401136), (14, 122943912), (16, 107575923), (21, 81962608), (24, 71717282), (26, 66200568), (28, 61471956), (39, 44133712), (41, 41980848), (42, 40981304), (48, 35858641), (49, 35126832), (52, 33100284), (56, 30735978), (78, 22066856), (82, 20990424), (84, 20490652), (91, 18914448), (98, 17563416), (104, 16550142), (112, 15367989), (123, 13993616), (147, 11708944), (156, 11033428), (164, 10495212), (168, 10245326), (182, 9457224), (196, 8781708), (208, 8275071), (246, 6996808), (273, 6304816), (287, 5997264), (294, 5854472), (312, 5516714), (328, 5247606), (336, 5122663), (364, 4728612), (392, 4390854), (492, 3498404), (533, 3229296), (546, 3152408), (574, 2998632), (588, 2927236), (624, 2758357), (637, 2702064), (656, 2623803), (728, 2364306), (784, 2195427), (861, 1999088), (984, 1749202), (1066, 1614648), (1092, 1576204), (1148, 1499316), (1176, 1463618), (1274, 1351032), (1373, 1253616), (1456, 1182153), (1599, 1076432), (1722, 999544), (1911, 900688), (1968, 874601), (2009, 856752), (2132, 807324), (2184, 788102), (2296, 749658), (2352, 731809), (2548, 675516), (2746, 626808), (3198, 538216), (3444, 499772), (3731, 461328), (3822, 450344), (4018, 428376), (4119, 417872), (4264, 403662), (4368, 394051), (4592, 374829), (5096, 337758), (5492, 313404), (6027, 285584), (6396, 269108), (6888, 249886), (7462, 230664), (7644, 225172), (8036, 214188), (8238, 208936), (8528, 201831), (9611, 179088), (10192, 168879), (10984, 156702), (11193, 153776), (12054, 142792), (12792, 134554), (13776, 124943), (14924, 115332), (15288, 112586), (16072, 107094), (16476, 104468), (17849, 96432), (19222, 89544), (21968, 78351), (22386, 76888), (24108, 71396), (25584, 67277), (26117, 65904), (28833, 59696), (29848, 57666), (30576, 56293), (32144, 53547), (32952, 52234), (35698, 48216), (38444, 44772)]