19486232080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{4243}}^1$

素因数の和:4461

約数の個数: 160

約数和(自身を含む): 53046604800

約数和(自身を除く): 33560372720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 59, 70, 80, 112, 118, 139, 140, 236, 278, 280, 295, 413, 472, 556, 560, 590, 695, 826, 944, 973, 1112, 1180, 1390, 1652, 1946, 2065, 2224, 2360, 2780, 3304, 3892, 4130, 4243, 4720, 4865, 5560, 6608, 7784, 8201, 8260, 8486, 9730, 11120, 15568, 16402, 16520, 16972, 19460, 21215, 29701, 32804, 33040, 33944, 38920, 41005, 42430, 57407, 59402, 65608, 67888, 77840, 82010, 84860, 114814, 118804, 131216, 148505, 164020, 169720, 229628, 237608, 250337, 287035, 297010, 328040, 339440, 459256, 475216, 500674, 574070, 589777, 594020, 656080, 918512, 1001348, 1148140, 1179554, 1188040, 1251685, 1752359, 2002696, 2296280, 2359108, 2376080, 2503370, 2948885, 3504718, 4005392, 4128439, 4592560, 4718216, 5006740, 5897770, 7009436, 8256878, 8761795, 9436432, 10013480, 11795540, 14018872, 16513756, 17523590, 20026960, 20642195, 23591080, 28037744, 33027512, 34796843, 35047180, 41284390, 47182160, 66055024, 69593686, 70094360, 82568780, 139187372, 140188720, 165137560, 173984215, 243577901, 278374744, 330275120, 347968430, 487155802, 556749488, 695936860, 974311604, 1217889505, 1391873720, 1948623208, 2435779010, 2783747440, 3897246416, 4871558020, 9743116040, 19486232080]

約数ペア:

[(1, 19486232080), (2, 9743116040), (4, 4871558020), (5, 3897246416), (7, 2783747440), (8, 2435779010), (10, 1948623208), (14, 1391873720), (16, 1217889505), (20, 974311604), (28, 695936860), (35, 556749488), (40, 487155802), (56, 347968430), (59, 330275120), (70, 278374744), (80, 243577901), (112, 173984215), (118, 165137560), (139, 140188720), (140, 139187372), (236, 82568780), (278, 70094360), (280, 69593686), (295, 66055024), (413, 47182160), (472, 41284390), (556, 35047180), (560, 34796843), (590, 33027512), (695, 28037744), (826, 23591080), (944, 20642195), (973, 20026960), (1112, 17523590), (1180, 16513756), (1390, 14018872), (1652, 11795540), (1946, 10013480), (2065, 9436432), (2224, 8761795), (2360, 8256878), (2780, 7009436), (3304, 5897770), (3892, 5006740), (4130, 4718216), (4243, 4592560), (4720, 4128439), (4865, 4005392), (5560, 3504718), (6608, 2948885), (7784, 2503370), (8201, 2376080), (8260, 2359108), (8486, 2296280), (9730, 2002696), (11120, 1752359), (15568, 1251685), (16402, 1188040), (16520, 1179554), (16972, 1148140), (19460, 1001348), (21215, 918512), (29701, 656080), (32804, 594020), (33040, 589777), (33944, 574070), (38920, 500674), (41005, 475216), (42430, 459256), (57407, 339440), (59402, 328040), (65608, 297010), (67888, 287035), (77840, 250337), (82010, 237608), (84860, 229628), (114814, 169720), (118804, 164020), (131216, 148505)]