397628700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{189347}}^1$

素因数の和:189371

約数の個数: 72

約数和(自身を含む): 1314832512

約数和(自身を除く): 917203812

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, 189347, 378694, 568041, 757388, 946735, 1136082, 1325429, 1893470, 2272164, 2650858, 2840205, 3786940, 3976287, 4733675, 5301716, 5680410, 6627145, 7952574, 9467350, 11360820, 13254290, 14201025, 15905148, 18934700, 19881435, 26508580, 28402050, 33135725, 39762870, 56804100, 66271450, 79525740, 99407175, 132542900, 198814350, 397628700]

約数ペア:

[(1, 397628700), (2, 198814350), (3, 132542900), (4, 99407175), (5, 79525740), (6, 66271450), (7, 56804100), (10, 39762870), (12, 33135725), (14, 28402050), (15, 26508580), (20, 19881435), (21, 18934700), (25, 15905148), (28, 14201025), (30, 13254290), (35, 11360820), (42, 9467350), (50, 7952574), (60, 6627145), (70, 5680410), (75, 5301716), (84, 4733675), (100, 3976287), (105, 3786940), (140, 2840205), (150, 2650858), (175, 2272164), (210, 1893470), (300, 1325429), (350, 1136082), (420, 946735), (525, 757388), (700, 568041), (1050, 378694), (2100, 189347)]