257672100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{122701}}^1$

素因数の和:122725

約数の個数: 72

約数和(自身を含む): 852042688

約数和(自身を除く): 594370588

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 122701, 245402, 368103, 490804, 613505, 736206, 858907, 1227010, 1472412, 1717814, 1840515, 2454020, 2576721, 3067525, 3435628, 3681030, 4294535, 5153442, 6135050, 7362060, 8589070, 9202575, 10306884, 12270100, 12883605, 17178140, 18405150, 21472675, 25767210, 36810300, 42945350, 51534420, 64418025, 85890700, 128836050, 257672100]

約数ペア:

[(1, 257672100), (2, 128836050), (3, 85890700), (4, 64418025), (5, 51534420), (6, 42945350), (7, 36810300), (10, 25767210), (12, 21472675), (14, 18405150), (15, 17178140), (20, 12883605), (21, 12270100), (25, 10306884), (28, 9202575), (30, 8589070), (35, 7362060), (42, 6135050), (50, 5153442), (60, 4294535), (70, 3681030), (75, 3435628), (84, 3067525), (100, 2576721), (105, 2454020), (140, 1840515), (150, 1717814), (175, 1472412), (210, 1227010), (300, 858907), (350, 736206), (420, 613505), (525, 490804), (700, 368103), (1050, 245402), (2100, 122701)]