138235440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{769}}^1$

素因数の和:899

約数の個数: 160

約数和(自身を含む): 494968320

約数和(自身を除く): 356732880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 107, 112, 120, 140, 168, 210, 214, 240, 280, 321, 336, 420, 428, 535, 560, 642, 749, 769, 840, 856, 1070, 1284, 1498, 1538, 1605, 1680, 1712, 2140, 2247, 2307, 2568, 2996, 3076, 3210, 3745, 3845, 4280, 4494, 4614, 5136, 5383, 5992, 6152, 6420, 7490, 7690, 8560, 8988, 9228, 10766, 11235, 11535, 11984, 12304, 12840, 14980, 15380, 16149, 17976, 18456, 21532, 22470, 23070, 25680, 26915, 29960, 30760, 32298, 35952, 36912, 43064, 44940, 46140, 53830, 59920, 61520, 64596, 80745, 82283, 86128, 89880, 92280, 107660, 129192, 161490, 164566, 179760, 184560, 215320, 246849, 258384, 322980, 329132, 411415, 430640, 493698, 575981, 645960, 658264, 822830, 987396, 1151962, 1234245, 1291920, 1316528, 1645660, 1727943, 1974792, 2303924, 2468490, 2879905, 3291320, 3455886, 3949584, 4607848, 4936980, 5759810, 6582640, 6911772, 8639715, 9215696, 9873960, 11519620, 13823544, 17279430, 19747920, 23039240, 27647088, 34558860, 46078480, 69117720, 138235440]

約数ペア:

[(1, 138235440), (2, 69117720), (3, 46078480), (4, 34558860), (5, 27647088), (6, 23039240), (7, 19747920), (8, 17279430), (10, 13823544), (12, 11519620), (14, 9873960), (15, 9215696), (16, 8639715), (20, 6911772), (21, 6582640), (24, 5759810), (28, 4936980), (30, 4607848), (35, 3949584), (40, 3455886), (42, 3291320), (48, 2879905), (56, 2468490), (60, 2303924), (70, 1974792), (80, 1727943), (84, 1645660), (105, 1316528), (107, 1291920), (112, 1234245), (120, 1151962), (140, 987396), (168, 822830), (210, 658264), (214, 645960), (240, 575981), (280, 493698), (321, 430640), (336, 411415), (420, 329132), (428, 322980), (535, 258384), (560, 246849), (642, 215320), (749, 184560), (769, 179760), (840, 164566), (856, 161490), (1070, 129192), (1284, 107660), (1498, 92280), (1538, 89880), (1605, 86128), (1680, 82283), (1712, 80745), (2140, 64596), (2247, 61520), (2307, 59920), (2568, 53830), (2996, 46140), (3076, 44940), (3210, 43064), (3745, 36912), (3845, 35952), (4280, 32298), (4494, 30760), (4614, 29960), (5136, 26915), (5383, 25680), (5992, 23070), (6152, 22470), (6420, 21532), (7490, 18456), (7690, 17976), (8560, 16149), (8988, 15380), (9228, 14980), (10766, 12840), (11235, 12304), (11535, 11984)]