248796640

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{367}}^1$

素因数の和:624

約数の個数: 96

約数和(自身を含む): 623185920

約数和(自身を除く): 374389280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 223, 304, 367, 380, 446, 608, 734, 760, 892, 1115, 1468, 1520, 1784, 1835, 2230, 2936, 3040, 3568, 3670, 4237, 4460, 5872, 6973, 7136, 7340, 8474, 8920, 11744, 13946, 14680, 16948, 17840, 21185, 27892, 29360, 33896, 34865, 35680, 42370, 55784, 58720, 67792, 69730, 81841, 84740, 111568, 135584, 139460, 163682, 169480, 223136, 278920, 327364, 338960, 409205, 557840, 654728, 677920, 818410, 1115680, 1309456, 1554979, 1636820, 2618912, 3109958, 3273640, 6219916, 6547280, 7774895, 12439832, 13094560, 15549790, 24879664, 31099580, 49759328, 62199160, 124398320, 248796640]

約数ペア:

[(1, 248796640), (2, 124398320), (4, 62199160), (5, 49759328), (8, 31099580), (10, 24879664), (16, 15549790), (19, 13094560), (20, 12439832), (32, 7774895), (38, 6547280), (40, 6219916), (76, 3273640), (80, 3109958), (95, 2618912), (152, 1636820), (160, 1554979), (190, 1309456), (223, 1115680), (304, 818410), (367, 677920), (380, 654728), (446, 557840), (608, 409205), (734, 338960), (760, 327364), (892, 278920), (1115, 223136), (1468, 169480), (1520, 163682), (1784, 139460), (1835, 135584), (2230, 111568), (2936, 84740), (3040, 81841), (3568, 69730), (3670, 67792), (4237, 58720), (4460, 55784), (5872, 42370), (6973, 35680), (7136, 34865), (7340, 33896), (8474, 29360), (8920, 27892), (11744, 21185), (13946, 17840), (14680, 16948)]