255885408

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{28661}}^1$

素因数の和:28708

約数の個数: 72

約数和(自身を含む): 751173696

約数和(自身を除く): 495288288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 4464, 8928, 28661, 57322, 85983, 114644, 171966, 229288, 257949, 343932, 458576, 515898, 687864, 888491, 917152, 1031796, 1375728, 1776982, 2063592, 2665473, 2751456, 3553964, 4127184, 5330946, 7107928, 7996419, 8254368, 10661892, 14215856, 15992838, 21323784, 28431712, 31985676, 42647568, 63971352, 85295136, 127942704, 255885408]

約数ペア:

[(1, 255885408), (2, 127942704), (3, 85295136), (4, 63971352), (6, 42647568), (8, 31985676), (9, 28431712), (12, 21323784), (16, 15992838), (18, 14215856), (24, 10661892), (31, 8254368), (32, 7996419), (36, 7107928), (48, 5330946), (62, 4127184), (72, 3553964), (93, 2751456), (96, 2665473), (124, 2063592), (144, 1776982), (186, 1375728), (248, 1031796), (279, 917152), (288, 888491), (372, 687864), (496, 515898), (558, 458576), (744, 343932), (992, 257949), (1116, 229288), (1488, 171966), (2232, 114644), (2976, 85983), (4464, 57322), (8928, 28661)]