257203032

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1\times {\mathrm{661}}^1$

素因数の和:1224

約数の個数: 64

約数和(自身を含む): 666024960

約数和(自身を除く): 408821928

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 523, 661, 744, 1046, 1322, 1569, 1983, 2092, 2644, 3138, 3966, 4184, 5288, 6276, 7932, 12552, 15864, 16213, 20491, 32426, 40982, 48639, 61473, 64852, 81964, 97278, 122946, 129704, 163928, 194556, 245892, 345703, 389112, 491784, 691406, 1037109, 1382812, 2074218, 2765624, 4148436, 8296872, 10716793, 21433586, 32150379, 42867172, 64300758, 85734344, 128601516, 257203032]

約数ペア:

[(1, 257203032), (2, 128601516), (3, 85734344), (4, 64300758), (6, 42867172), (8, 32150379), (12, 21433586), (24, 10716793), (31, 8296872), (62, 4148436), (93, 2765624), (124, 2074218), (186, 1382812), (248, 1037109), (372, 691406), (523, 491784), (661, 389112), (744, 345703), (1046, 245892), (1322, 194556), (1569, 163928), (1983, 129704), (2092, 122946), (2644, 97278), (3138, 81964), (3966, 64852), (4184, 61473), (5288, 48639), (6276, 40982), (7932, 32426), (12552, 20491), (15864, 16213)]