80436960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{673}}^1$

素因数の和:777

約数の個数: 144

約数和(自身を含む): 278211024

約数和(自身を除く): 197774064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 83, 90, 96, 120, 144, 160, 166, 180, 240, 249, 288, 332, 360, 415, 480, 498, 664, 673, 720, 747, 830, 996, 1245, 1328, 1346, 1440, 1494, 1660, 1992, 2019, 2490, 2656, 2692, 2988, 3320, 3365, 3735, 3984, 4038, 4980, 5384, 5976, 6057, 6640, 6730, 7470, 7968, 8076, 9960, 10095, 10768, 11952, 12114, 13280, 13460, 14940, 16152, 19920, 20190, 21536, 23904, 24228, 26920, 29880, 30285, 32304, 39840, 40380, 48456, 53840, 55859, 59760, 60570, 64608, 80760, 96912, 107680, 111718, 119520, 121140, 161520, 167577, 193824, 223436, 242280, 279295, 323040, 335154, 446872, 484560, 502731, 558590, 670308, 837885, 893744, 969120, 1005462, 1117180, 1340616, 1675770, 1787488, 2010924, 2234360, 2513655, 2681232, 3351540, 4021848, 4468720, 5027310, 5362464, 6703080, 8043696, 8937440, 10054620, 13406160, 16087392, 20109240, 26812320, 40218480, 80436960]

約数ペア:

[(1, 80436960), (2, 40218480), (3, 26812320), (4, 20109240), (5, 16087392), (6, 13406160), (8, 10054620), (9, 8937440), (10, 8043696), (12, 6703080), (15, 5362464), (16, 5027310), (18, 4468720), (20, 4021848), (24, 3351540), (30, 2681232), (32, 2513655), (36, 2234360), (40, 2010924), (45, 1787488), (48, 1675770), (60, 1340616), (72, 1117180), (80, 1005462), (83, 969120), (90, 893744), (96, 837885), (120, 670308), (144, 558590), (160, 502731), (166, 484560), (180, 446872), (240, 335154), (249, 323040), (288, 279295), (332, 242280), (360, 223436), (415, 193824), (480, 167577), (498, 161520), (664, 121140), (673, 119520), (720, 111718), (747, 107680), (830, 96912), (996, 80760), (1245, 64608), (1328, 60570), (1346, 59760), (1440, 55859), (1494, 53840), (1660, 48456), (1992, 40380), (2019, 39840), (2490, 32304), (2656, 30285), (2692, 29880), (2988, 26920), (3320, 24228), (3365, 23904), (3735, 21536), (3984, 20190), (4038, 19920), (4980, 16152), (5384, 14940), (5976, 13460), (6057, 13280), (6640, 12114), (6730, 11952), (7470, 10768), (7968, 10095), (8076, 9960)]