2280452720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313249}}^1$

素因数の和:313282

約数の個数: 80

約数和(自身を含む): 6525624000

約数和(自身を除く): 4245171280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 313249, 626498, 1252996, 1566245, 2192743, 2505992, 3132490, 4072237, 4385486, 5011984, 6264980, 8144474, 8770972, 10963715, 12529960, 16288948, 17541944, 20361185, 21927430, 25059920, 28505659, 32577896, 35083888, 40722370, 43854860, 57011318, 65155792, 81444740, 87709720, 114022636, 142528295, 162889480, 175419440, 228045272, 285056590, 325778960, 456090544, 570113180, 1140226360, 2280452720]

約数ペア:

[(1, 2280452720), (2, 1140226360), (4, 570113180), (5, 456090544), (7, 325778960), (8, 285056590), (10, 228045272), (13, 175419440), (14, 162889480), (16, 142528295), (20, 114022636), (26, 87709720), (28, 81444740), (35, 65155792), (40, 57011318), (52, 43854860), (56, 40722370), (65, 35083888), (70, 32577896), (80, 28505659), (91, 25059920), (104, 21927430), (112, 20361185), (130, 17541944), (140, 16288948), (182, 12529960), (208, 10963715), (260, 8770972), (280, 8144474), (364, 6264980), (455, 5011984), (520, 4385486), (560, 4072237), (728, 3132490), (910, 2505992), (1040, 2192743), (1456, 1566245), (1820, 1252996), (3640, 626498), (7280, 313249)]