400668268

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{827}}^1$

素因数の和:884

約数の個数: 96

約数和(自身を含む): 950358528

約数和(自身を除く): 549690260

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 121, 143, 154, 182, 242, 286, 308, 364, 484, 572, 827, 847, 1001, 1331, 1573, 1654, 1694, 2002, 2662, 3146, 3308, 3388, 4004, 5324, 5789, 6292, 9097, 9317, 10751, 11011, 11578, 17303, 18194, 18634, 21502, 22022, 23156, 34606, 36388, 37268, 43004, 44044, 63679, 69212, 75257, 100067, 118261, 121121, 127358, 150514, 200134, 236522, 242242, 254716, 301028, 400268, 473044, 484484, 700469, 827827, 1100737, 1300871, 1400938, 1655654, 2201474, 2601742, 2801876, 3311308, 4402948, 5203484, 7705159, 9106097, 14309581, 15410318, 18212194, 28619162, 30820636, 36424388, 57238324, 100167067, 200334134, 400668268]

約数ペア:

[(1, 400668268), (2, 200334134), (4, 100167067), (7, 57238324), (11, 36424388), (13, 30820636), (14, 28619162), (22, 18212194), (26, 15410318), (28, 14309581), (44, 9106097), (52, 7705159), (77, 5203484), (91, 4402948), (121, 3311308), (143, 2801876), (154, 2601742), (182, 2201474), (242, 1655654), (286, 1400938), (308, 1300871), (364, 1100737), (484, 827827), (572, 700469), (827, 484484), (847, 473044), (1001, 400268), (1331, 301028), (1573, 254716), (1654, 242242), (1694, 236522), (2002, 200134), (2662, 150514), (3146, 127358), (3308, 121121), (3388, 118261), (4004, 100067), (5324, 75257), (5789, 69212), (6292, 63679), (9097, 44044), (9317, 43004), (10751, 37268), (11011, 36388), (11578, 34606), (17303, 23156), (18194, 22022), (18634, 21502)]