1109759320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:425

約数の個数: 128

約数和(自身を含む): 2721600000

約数和(自身を除く): 1611840680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 59, 68, 85, 118, 136, 139, 170, 199, 236, 278, 295, 340, 398, 472, 556, 590, 680, 695, 796, 995, 1003, 1112, 1180, 1390, 1592, 1990, 2006, 2360, 2363, 2780, 3383, 3980, 4012, 4726, 5015, 5560, 6766, 7960, 8024, 8201, 9452, 10030, 11741, 11815, 13532, 16402, 16915, 18904, 20060, 23482, 23630, 27064, 27661, 32804, 33830, 40120, 41005, 46964, 47260, 55322, 58705, 65608, 67660, 82010, 93928, 94520, 110644, 117410, 135320, 138305, 139417, 164020, 199597, 221288, 234820, 276610, 278834, 328040, 399194, 469640, 470237, 553220, 557668, 697085, 798388, 940474, 997985, 1106440, 1115336, 1394170, 1596776, 1631999, 1880948, 1995970, 2351185, 2788340, 3263998, 3761896, 3991940, 4702370, 5576680, 6527996, 7983880, 8159995, 9404740, 13055992, 16319990, 18809480, 27743983, 32639980, 55487966, 65279960, 110975932, 138719915, 221951864, 277439830, 554879660, 1109759320]

約数ペア:

[(1, 1109759320), (2, 554879660), (4, 277439830), (5, 221951864), (8, 138719915), (10, 110975932), (17, 65279960), (20, 55487966), (34, 32639980), (40, 27743983), (59, 18809480), (68, 16319990), (85, 13055992), (118, 9404740), (136, 8159995), (139, 7983880), (170, 6527996), (199, 5576680), (236, 4702370), (278, 3991940), (295, 3761896), (340, 3263998), (398, 2788340), (472, 2351185), (556, 1995970), (590, 1880948), (680, 1631999), (695, 1596776), (796, 1394170), (995, 1115336), (1003, 1106440), (1112, 997985), (1180, 940474), (1390, 798388), (1592, 697085), (1990, 557668), (2006, 553220), (2360, 470237), (2363, 469640), (2780, 399194), (3383, 328040), (3980, 278834), (4012, 276610), (4726, 234820), (5015, 221288), (5560, 199597), (6766, 164020), (7960, 139417), (8024, 138305), (8201, 135320), (9452, 117410), (10030, 110644), (11741, 94520), (11815, 93928), (13532, 82010), (16402, 67660), (16915, 65608), (18904, 58705), (20060, 55322), (23482, 47260), (23630, 46964), (27064, 41005), (27661, 40120), (32804, 33830)]