15721407520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{83059}}^1$

素因数の和:83107

約数の個数: 144

約数和(自身を含む): 45964739520

約数和(自身を除く): 30243332000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 169, 182, 208, 224, 260, 280, 338, 364, 416, 455, 520, 560, 676, 728, 845, 910, 1040, 1120, 1183, 1352, 1456, 1690, 1820, 2080, 2366, 2704, 2912, 3380, 3640, 4732, 5408, 5915, 6760, 7280, 9464, 11830, 13520, 14560, 18928, 23660, 27040, 37856, 47320, 83059, 94640, 166118, 189280, 332236, 415295, 581413, 664472, 830590, 1079767, 1162826, 1328944, 1661180, 2159534, 2325652, 2657888, 2907065, 3322360, 4319068, 4651304, 5398835, 5814130, 6644720, 7558369, 8638136, 9302608, 10797670, 11628260, 13289440, 14036971, 15116738, 17276272, 18605216, 21595340, 23256520, 28073942, 30233476, 34552544, 37791845, 43190680, 46513040, 56147884, 60466952, 70184855, 75583690, 86381360, 93026080, 98258797, 112295768, 120933904, 140369710, 151167380, 172762720, 196517594, 224591536, 241867808, 280739420, 302334760, 393035188, 449183072, 491293985, 561478840, 604669520, 786070376, 982587970, 1122957680, 1209339040, 1572140752, 1965175940, 2245915360, 3144281504, 3930351880, 7860703760, 15721407520]

約数ペア:

[(1, 15721407520), (2, 7860703760), (4, 3930351880), (5, 3144281504), (7, 2245915360), (8, 1965175940), (10, 1572140752), (13, 1209339040), (14, 1122957680), (16, 982587970), (20, 786070376), (26, 604669520), (28, 561478840), (32, 491293985), (35, 449183072), (40, 393035188), (52, 302334760), (56, 280739420), (65, 241867808), (70, 224591536), (80, 196517594), (91, 172762720), (104, 151167380), (112, 140369710), (130, 120933904), (140, 112295768), (160, 98258797), (169, 93026080), (182, 86381360), (208, 75583690), (224, 70184855), (260, 60466952), (280, 56147884), (338, 46513040), (364, 43190680), (416, 37791845), (455, 34552544), (520, 30233476), (560, 28073942), (676, 23256520), (728, 21595340), (845, 18605216), (910, 17276272), (1040, 15116738), (1120, 14036971), (1183, 13289440), (1352, 11628260), (1456, 10797670), (1690, 9302608), (1820, 8638136), (2080, 7558369), (2366, 6644720), (2704, 5814130), (2912, 5398835), (3380, 4651304), (3640, 4319068), (4732, 3322360), (5408, 2907065), (5915, 2657888), (6760, 2325652), (7280, 2159534), (9464, 1661180), (11830, 1328944), (13520, 1162826), (14560, 1079767), (18928, 830590), (23660, 664472), (27040, 581413), (37856, 415295), (47320, 332236), (83059, 189280), (94640, 166118)]