129940720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1373}}^1$

素因数の和:1419

約数の個数: 120

約数和(自身を含む): 374145696

約数和(自身を除く): 244204976

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 169, 182, 208, 260, 280, 338, 364, 455, 520, 560, 676, 728, 845, 910, 1040, 1183, 1352, 1373, 1456, 1690, 1820, 2366, 2704, 2746, 3380, 3640, 4732, 5492, 5915, 6760, 6865, 7280, 9464, 9611, 10984, 11830, 13520, 13730, 17849, 18928, 19222, 21968, 23660, 27460, 35698, 38444, 47320, 48055, 54920, 71396, 76888, 89245, 94640, 96110, 109840, 124943, 142792, 153776, 178490, 192220, 232037, 249886, 285584, 356980, 384440, 464074, 499772, 624715, 713960, 768880, 928148, 999544, 1160185, 1249430, 1427920, 1624259, 1856296, 1999088, 2320370, 2498860, 3248518, 3712592, 4640740, 4997720, 6497036, 8121295, 9281480, 9995440, 12994072, 16242590, 18562960, 25988144, 32485180, 64970360, 129940720]

約数ペア:

[(1, 129940720), (2, 64970360), (4, 32485180), (5, 25988144), (7, 18562960), (8, 16242590), (10, 12994072), (13, 9995440), (14, 9281480), (16, 8121295), (20, 6497036), (26, 4997720), (28, 4640740), (35, 3712592), (40, 3248518), (52, 2498860), (56, 2320370), (65, 1999088), (70, 1856296), (80, 1624259), (91, 1427920), (104, 1249430), (112, 1160185), (130, 999544), (140, 928148), (169, 768880), (182, 713960), (208, 624715), (260, 499772), (280, 464074), (338, 384440), (364, 356980), (455, 285584), (520, 249886), (560, 232037), (676, 192220), (728, 178490), (845, 153776), (910, 142792), (1040, 124943), (1183, 109840), (1352, 96110), (1373, 94640), (1456, 89245), (1690, 76888), (1820, 71396), (2366, 54920), (2704, 48055), (2746, 47320), (3380, 38444), (3640, 35698), (4732, 27460), (5492, 23660), (5915, 21968), (6760, 19222), (6865, 18928), (7280, 17849), (9464, 13730), (9611, 13520), (10984, 11830)]