268518640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:279

約数の個数: 160

約数和(自身を含む): 719953920

約数和(自身を除く): 451435280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 107, 127, 130, 152, 190, 208, 214, 247, 254, 260, 304, 380, 428, 494, 508, 520, 535, 635, 760, 856, 988, 1016, 1040, 1070, 1235, 1270, 1391, 1520, 1651, 1712, 1976, 2032, 2033, 2140, 2413, 2470, 2540, 2782, 3302, 3952, 4066, 4280, 4826, 4940, 5080, 5564, 6604, 6955, 8132, 8255, 8560, 9652, 9880, 10160, 10165, 11128, 12065, 13208, 13589, 13910, 16264, 16510, 19304, 19760, 20330, 22256, 24130, 26416, 26429, 27178, 27820, 31369, 32528, 33020, 38608, 40660, 48260, 52858, 54356, 55640, 62738, 66040, 67945, 81320, 96520, 105716, 108712, 111280, 125476, 132080, 132145, 135890, 156845, 162640, 176657, 193040, 211432, 217424, 250952, 258191, 264290, 271780, 313690, 353314, 422864, 501904, 516382, 528580, 543560, 627380, 706628, 883285, 1032764, 1057160, 1087120, 1254760, 1290955, 1413256, 1766570, 2065528, 2114320, 2509520, 2581910, 2826512, 3356483, 3533140, 4131056, 5163820, 6712966, 7066280, 10327640, 13425932, 14132560, 16782415, 20655280, 26851864, 33564830, 53703728, 67129660, 134259320, 268518640]

約数ペア:

[(1, 268518640), (2, 134259320), (4, 67129660), (5, 53703728), (8, 33564830), (10, 26851864), (13, 20655280), (16, 16782415), (19, 14132560), (20, 13425932), (26, 10327640), (38, 7066280), (40, 6712966), (52, 5163820), (65, 4131056), (76, 3533140), (80, 3356483), (95, 2826512), (104, 2581910), (107, 2509520), (127, 2114320), (130, 2065528), (152, 1766570), (190, 1413256), (208, 1290955), (214, 1254760), (247, 1087120), (254, 1057160), (260, 1032764), (304, 883285), (380, 706628), (428, 627380), (494, 543560), (508, 528580), (520, 516382), (535, 501904), (635, 422864), (760, 353314), (856, 313690), (988, 271780), (1016, 264290), (1040, 258191), (1070, 250952), (1235, 217424), (1270, 211432), (1391, 193040), (1520, 176657), (1651, 162640), (1712, 156845), (1976, 135890), (2032, 132145), (2033, 132080), (2140, 125476), (2413, 111280), (2470, 108712), (2540, 105716), (2782, 96520), (3302, 81320), (3952, 67945), (4066, 66040), (4280, 62738), (4826, 55640), (4940, 54356), (5080, 52858), (5564, 48260), (6604, 40660), (6955, 38608), (8132, 33020), (8255, 32528), (8560, 31369), (9652, 27820), (9880, 27178), (10160, 26429), (10165, 26416), (11128, 24130), (12065, 22256), (13208, 20330), (13589, 19760), (13910, 19304), (16264, 16510)]