403728780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73943}}^1$

素因数の和:73975

約数の個数: 96

約数和(自身を含む): 1391330304

約数和(自身を除く): 987601524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 73943, 147886, 221829, 295772, 369715, 443658, 517601, 739430, 887316, 961259, 1035202, 1109145, 1478860, 1552803, 1922518, 2070404, 2218290, 2588005, 2883777, 3105606, 3845036, 4436580, 4806295, 5176010, 5767554, 6211212, 6728813, 7764015, 9612590, 10352020, 11535108, 13457626, 14418885, 15528030, 19225180, 20186439, 26915252, 28837770, 31056060, 33644065, 40372878, 57675540, 67288130, 80745756, 100932195, 134576260, 201864390, 403728780]

約数ペア:

[(1, 403728780), (2, 201864390), (3, 134576260), (4, 100932195), (5, 80745756), (6, 67288130), (7, 57675540), (10, 40372878), (12, 33644065), (13, 31056060), (14, 28837770), (15, 26915252), (20, 20186439), (21, 19225180), (26, 15528030), (28, 14418885), (30, 13457626), (35, 11535108), (39, 10352020), (42, 9612590), (52, 7764015), (60, 6728813), (65, 6211212), (70, 5767554), (78, 5176010), (84, 4806295), (91, 4436580), (105, 3845036), (130, 3105606), (140, 2883777), (156, 2588005), (182, 2218290), (195, 2070404), (210, 1922518), (260, 1552803), (273, 1478860), (364, 1109145), (390, 1035202), (420, 961259), (455, 887316), (546, 739430), (780, 517601), (910, 443658), (1092, 369715), (1365, 295772), (1820, 221829), (2730, 147886), (5460, 73943)]