284566360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:321

約数の個数: 128

約数和(自身を含む): 722534400

約数和(自身を除く): 437968040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 127, 130, 139, 155, 248, 254, 260, 278, 310, 403, 508, 520, 556, 620, 635, 695, 806, 1016, 1112, 1240, 1270, 1390, 1612, 1651, 1807, 2015, 2540, 2780, 3224, 3302, 3614, 3937, 4030, 4309, 5080, 5560, 6604, 7228, 7874, 8060, 8255, 8618, 9035, 13208, 14456, 15748, 16120, 16510, 17236, 17653, 18070, 19685, 21545, 31496, 33020, 34472, 35306, 36140, 39370, 43090, 51181, 56017, 66040, 70612, 72280, 78740, 86180, 88265, 102362, 112034, 141224, 157480, 172360, 176530, 204724, 224068, 229489, 255905, 280085, 353060, 409448, 448136, 458978, 511810, 547243, 560170, 706120, 917956, 1023620, 1094486, 1120340, 1147445, 1835912, 2047240, 2188972, 2240680, 2294890, 2736215, 4377944, 4589780, 5472430, 7114159, 9179560, 10944860, 14228318, 21889720, 28456636, 35570795, 56913272, 71141590, 142283180, 284566360]

約数ペア:

[(1, 284566360), (2, 142283180), (4, 71141590), (5, 56913272), (8, 35570795), (10, 28456636), (13, 21889720), (20, 14228318), (26, 10944860), (31, 9179560), (40, 7114159), (52, 5472430), (62, 4589780), (65, 4377944), (104, 2736215), (124, 2294890), (127, 2240680), (130, 2188972), (139, 2047240), (155, 1835912), (248, 1147445), (254, 1120340), (260, 1094486), (278, 1023620), (310, 917956), (403, 706120), (508, 560170), (520, 547243), (556, 511810), (620, 458978), (635, 448136), (695, 409448), (806, 353060), (1016, 280085), (1112, 255905), (1240, 229489), (1270, 224068), (1390, 204724), (1612, 176530), (1651, 172360), (1807, 157480), (2015, 141224), (2540, 112034), (2780, 102362), (3224, 88265), (3302, 86180), (3614, 78740), (3937, 72280), (4030, 70612), (4309, 66040), (5080, 56017), (5560, 51181), (6604, 43090), (7228, 39370), (7874, 36140), (8060, 35306), (8255, 34472), (8618, 33020), (9035, 31496), (13208, 21545), (14456, 19685), (15748, 18070), (16120, 17653), (16510, 17236)]