195011440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:255

約数の個数: 160

約数和(自身を含む): 524966400

約数和(自身を除く): 329954960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 71, 76, 80, 95, 104, 130, 139, 142, 152, 190, 208, 247, 260, 278, 284, 304, 355, 380, 494, 520, 556, 568, 695, 710, 760, 923, 988, 1040, 1112, 1136, 1235, 1349, 1390, 1420, 1520, 1807, 1846, 1976, 2224, 2470, 2641, 2698, 2780, 2840, 3614, 3692, 3952, 4615, 4940, 5282, 5396, 5560, 5680, 6745, 7228, 7384, 9035, 9230, 9869, 9880, 10564, 10792, 11120, 13205, 13490, 14456, 14768, 17537, 18070, 18460, 19738, 19760, 21128, 21584, 26410, 26980, 28912, 34333, 35074, 36140, 36920, 39476, 42256, 49345, 52820, 53960, 68666, 70148, 72280, 73840, 78952, 87685, 98690, 105640, 107920, 128297, 137332, 140296, 144560, 157904, 171665, 175370, 187511, 197380, 211280, 256594, 274664, 280592, 343330, 350740, 375022, 394760, 513188, 549328, 641485, 686660, 701480, 750044, 789520, 937555, 1026376, 1282970, 1373320, 1402960, 1500088, 1875110, 2052752, 2437643, 2565940, 2746640, 3000176, 3750220, 4875286, 5131880, 7500440, 9750572, 10263760, 12188215, 15000880, 19501144, 24376430, 39002288, 48752860, 97505720, 195011440]

約数ペア:

[(1, 195011440), (2, 97505720), (4, 48752860), (5, 39002288), (8, 24376430), (10, 19501144), (13, 15000880), (16, 12188215), (19, 10263760), (20, 9750572), (26, 7500440), (38, 5131880), (40, 4875286), (52, 3750220), (65, 3000176), (71, 2746640), (76, 2565940), (80, 2437643), (95, 2052752), (104, 1875110), (130, 1500088), (139, 1402960), (142, 1373320), (152, 1282970), (190, 1026376), (208, 937555), (247, 789520), (260, 750044), (278, 701480), (284, 686660), (304, 641485), (355, 549328), (380, 513188), (494, 394760), (520, 375022), (556, 350740), (568, 343330), (695, 280592), (710, 274664), (760, 256594), (923, 211280), (988, 197380), (1040, 187511), (1112, 175370), (1136, 171665), (1235, 157904), (1349, 144560), (1390, 140296), (1420, 137332), (1520, 128297), (1807, 107920), (1846, 105640), (1976, 98690), (2224, 87685), (2470, 78952), (2641, 73840), (2698, 72280), (2780, 70148), (2840, 68666), (3614, 53960), (3692, 52820), (3952, 49345), (4615, 42256), (4940, 39476), (5282, 36920), (5396, 36140), (5560, 35074), (5680, 34333), (6745, 28912), (7228, 26980), (7384, 26410), (9035, 21584), (9230, 21128), (9869, 19760), (9880, 19738), (10564, 18460), (10792, 18070), (11120, 17537), (13205, 14768), (13490, 14456)]