731321780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1303}}^1$

素因数の和:1549

約数の個数: 96

約数和(自身を含む): 1857730560

約数和(自身を除く): 1126408780

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 211, 266, 380, 422, 532, 665, 844, 1055, 1303, 1330, 1477, 2110, 2606, 2660, 2954, 4009, 4220, 5212, 5908, 6515, 7385, 8018, 9121, 13030, 14770, 16036, 18242, 20045, 24757, 26060, 28063, 29540, 36484, 40090, 45605, 49514, 56126, 80180, 91210, 99028, 112252, 123785, 140315, 173299, 182420, 247570, 274933, 280630, 346598, 495140, 549866, 561260, 693196, 866495, 1099732, 1374665, 1732990, 1924531, 2749330, 3465980, 3849062, 5223727, 5498660, 7698124, 9622655, 10447454, 19245310, 20894908, 26118635, 36566089, 38490620, 52237270, 73132178, 104474540, 146264356, 182830445, 365660890, 731321780]

約数ペア:

[(1, 731321780), (2, 365660890), (4, 182830445), (5, 146264356), (7, 104474540), (10, 73132178), (14, 52237270), (19, 38490620), (20, 36566089), (28, 26118635), (35, 20894908), (38, 19245310), (70, 10447454), (76, 9622655), (95, 7698124), (133, 5498660), (140, 5223727), (190, 3849062), (211, 3465980), (266, 2749330), (380, 1924531), (422, 1732990), (532, 1374665), (665, 1099732), (844, 866495), (1055, 693196), (1303, 561260), (1330, 549866), (1477, 495140), (2110, 346598), (2606, 280630), (2660, 274933), (2954, 247570), (4009, 182420), (4220, 173299), (5212, 140315), (5908, 123785), (6515, 112252), (7385, 99028), (8018, 91210), (9121, 80180), (13030, 56126), (14770, 49514), (16036, 45605), (18242, 40090), (20045, 36484), (24757, 29540), (26060, 28063)]