30656990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{571}}^1$

素因数の和:657

約数の個数: 64

約数和(自身を含む): 69189120

約数和(自身を除く): 38532130

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 59, 65, 70, 91, 118, 130, 182, 295, 413, 455, 571, 590, 767, 826, 910, 1142, 1534, 2065, 2855, 3835, 3997, 4130, 5369, 5710, 7423, 7670, 7994, 10738, 14846, 19985, 26845, 33689, 37115, 39970, 51961, 53690, 67378, 74230, 103922, 168445, 235823, 259805, 336890, 437957, 471646, 519610, 875914, 1179115, 2189785, 2358230, 3065699, 4379570, 6131398, 15328495, 30656990]

約数ペア:

[(1, 30656990), (2, 15328495), (5, 6131398), (7, 4379570), (10, 3065699), (13, 2358230), (14, 2189785), (26, 1179115), (35, 875914), (59, 519610), (65, 471646), (70, 437957), (91, 336890), (118, 259805), (130, 235823), (182, 168445), (295, 103922), (413, 74230), (455, 67378), (571, 53690), (590, 51961), (767, 39970), (826, 37115), (910, 33689), (1142, 26845), (1534, 19985), (2065, 14846), (2855, 10738), (3835, 7994), (3997, 7670), (4130, 7423), (5369, 5710)]