317930325

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{101}}^1$

素因数の和:227

約数の個数: 72

約数和(自身を含む): 570930720

約数和(自身を除く): 253000395

約数列:

[1, 3, 5, 15, 19, 25, 47, 57, 75, 95, 101, 141, 235, 285, 303, 475, 505, 705, 893, 1175, 1425, 1515, 1919, 2209, 2525, 2679, 3525, 4465, 4747, 5757, 6627, 7575, 9595, 11045, 13395, 14241, 22325, 23735, 28785, 33135, 41971, 47975, 55225, 66975, 71205, 90193, 118675, 125913, 143925, 165675, 209855, 223109, 270579, 356025, 450965, 629565, 669327, 1049275, 1115545, 1352895, 2254825, 3147825, 3346635, 4239071, 5577725, 6764475, 12717213, 16733175, 21195355, 63586065, 105976775, 317930325]

約数ペア:

[(1, 317930325), (3, 105976775), (5, 63586065), (15, 21195355), (19, 16733175), (25, 12717213), (47, 6764475), (57, 5577725), (75, 4239071), (95, 3346635), (101, 3147825), (141, 2254825), (235, 1352895), (285, 1115545), (303, 1049275), (475, 669327), (505, 629565), (705, 450965), (893, 356025), (1175, 270579), (1425, 223109), (1515, 209855), (1919, 165675), (2209, 143925), (2525, 125913), (2679, 118675), (3525, 90193), (4465, 71205), (4747, 66975), (5757, 55225), (6627, 47975), (7575, 41971), (9595, 33135), (11045, 28785), (13395, 23735), (14241, 22325)]