306740560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:393

約数の個数: 160

約数和(自身を含む): 868515840

約数和(自身を除く): 561775280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 127, 133, 140, 152, 190, 227, 254, 266, 280, 304, 380, 454, 508, 532, 560, 635, 665, 760, 889, 908, 1016, 1064, 1135, 1270, 1330, 1520, 1589, 1778, 1816, 2032, 2128, 2270, 2413, 2540, 2660, 3178, 3556, 3632, 4313, 4445, 4540, 4826, 5080, 5320, 6356, 7112, 7945, 8626, 8890, 9080, 9652, 10160, 10640, 12065, 12712, 14224, 15890, 16891, 17252, 17780, 18160, 19304, 21565, 24130, 25424, 28829, 30191, 31780, 33782, 34504, 35560, 38608, 43130, 48260, 57658, 60382, 63560, 67564, 69008, 71120, 84455, 86260, 96520, 115316, 120764, 127120, 135128, 144145, 150955, 168910, 172520, 193040, 201803, 230632, 241528, 270256, 288290, 301910, 337820, 345040, 403606, 461264, 483056, 547751, 576580, 603820, 675640, 807212, 1009015, 1095502, 1153160, 1207640, 1351280, 1614424, 2018030, 2191004, 2306320, 2415280, 2738755, 3228848, 3834257, 4036060, 4382008, 5477510, 7668514, 8072120, 8764016, 10955020, 15337028, 16144240, 19171285, 21910040, 30674056, 38342570, 43820080, 61348112, 76685140, 153370280, 306740560]

約数ペア:

[(1, 306740560), (2, 153370280), (4, 76685140), (5, 61348112), (7, 43820080), (8, 38342570), (10, 30674056), (14, 21910040), (16, 19171285), (19, 16144240), (20, 15337028), (28, 10955020), (35, 8764016), (38, 8072120), (40, 7668514), (56, 5477510), (70, 4382008), (76, 4036060), (80, 3834257), (95, 3228848), (112, 2738755), (127, 2415280), (133, 2306320), (140, 2191004), (152, 2018030), (190, 1614424), (227, 1351280), (254, 1207640), (266, 1153160), (280, 1095502), (304, 1009015), (380, 807212), (454, 675640), (508, 603820), (532, 576580), (560, 547751), (635, 483056), (665, 461264), (760, 403606), (889, 345040), (908, 337820), (1016, 301910), (1064, 288290), (1135, 270256), (1270, 241528), (1330, 230632), (1520, 201803), (1589, 193040), (1778, 172520), (1816, 168910), (2032, 150955), (2128, 144145), (2270, 135128), (2413, 127120), (2540, 120764), (2660, 115316), (3178, 96520), (3556, 86260), (3632, 84455), (4313, 71120), (4445, 69008), (4540, 67564), (4826, 63560), (5080, 60382), (5320, 57658), (6356, 48260), (7112, 43130), (7945, 38608), (8626, 35560), (8890, 34504), (9080, 33782), (9652, 31780), (10160, 30191), (10640, 28829), (12065, 25424), (12712, 24130), (14224, 21565), (15890, 19304), (16891, 18160), (17252, 17780)]