71872752

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{523}}^1$

素因数の和:950

約数の個数: 80

約数和(自身を含む): 213121280

約数和(自身を除く): 141248528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 409, 523, 818, 1046, 1227, 1569, 1636, 2092, 2454, 2863, 3138, 3272, 3661, 4184, 4908, 5726, 6276, 6544, 7322, 8368, 8589, 9816, 10983, 11452, 12552, 14644, 17178, 19632, 21966, 22904, 25104, 29288, 34356, 43932, 45808, 58576, 68712, 87864, 137424, 175728, 213907, 427814, 641721, 855628, 1283442, 1497349, 1711256, 2566884, 2994698, 3422512, 4492047, 5133768, 5989396, 8984094, 10267536, 11978792, 17968188, 23957584, 35936376, 71872752]

約数ペア:

[(1, 71872752), (2, 35936376), (3, 23957584), (4, 17968188), (6, 11978792), (7, 10267536), (8, 8984094), (12, 5989396), (14, 5133768), (16, 4492047), (21, 3422512), (24, 2994698), (28, 2566884), (42, 1711256), (48, 1497349), (56, 1283442), (84, 855628), (112, 641721), (168, 427814), (336, 213907), (409, 175728), (523, 137424), (818, 87864), (1046, 68712), (1227, 58576), (1569, 45808), (1636, 43932), (2092, 34356), (2454, 29288), (2863, 25104), (3138, 22904), (3272, 21966), (3661, 19632), (4184, 17178), (4908, 14644), (5726, 12552), (6276, 11452), (6544, 10983), (7322, 9816), (8368, 8589)]