388614870

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{616849}}^1$

素因数の和:616869

約数の個数: 48

約数和(自身を含む): 1154743200

約数和(自身を除く): 766128330

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 616849, 1233698, 1850547, 3084245, 3701094, 4317943, 5551641, 6168490, 8635886, 9252735, 11103282, 12953829, 18505470, 21589715, 25907658, 27758205, 38861487, 43179430, 55516410, 64769145, 77722974, 129538290, 194307435, 388614870]

約数ペア:

[(1, 388614870), (2, 194307435), (3, 129538290), (5, 77722974), (6, 64769145), (7, 55516410), (9, 43179430), (10, 38861487), (14, 27758205), (15, 25907658), (18, 21589715), (21, 18505470), (30, 12953829), (35, 11103282), (42, 9252735), (45, 8635886), (63, 6168490), (70, 5551641), (90, 4317943), (105, 3701094), (126, 3084245), (210, 1850547), (315, 1233698), (630, 616849)]