208163620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{563}}^1$

素因数の和:737

約数の個数: 96

約数和(自身を含む): 530611200

約数和(自身を除く): 322447580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 139, 140, 190, 266, 278, 380, 532, 556, 563, 665, 695, 973, 1126, 1330, 1390, 1946, 2252, 2641, 2660, 2780, 2815, 3892, 3941, 4865, 5282, 5630, 7882, 9730, 10564, 10697, 11260, 13205, 15764, 18487, 19460, 19705, 21394, 26410, 36974, 39410, 42788, 52820, 53485, 73948, 74879, 78257, 78820, 92435, 106970, 149758, 156514, 184870, 213940, 299516, 313028, 369740, 374395, 391285, 547799, 748790, 782570, 1095598, 1486883, 1497580, 1565140, 2191196, 2738995, 2973766, 5477990, 5947532, 7434415, 10408181, 10955980, 14868830, 20816362, 29737660, 41632724, 52040905, 104081810, 208163620]

約数ペア:

[(1, 208163620), (2, 104081810), (4, 52040905), (5, 41632724), (7, 29737660), (10, 20816362), (14, 14868830), (19, 10955980), (20, 10408181), (28, 7434415), (35, 5947532), (38, 5477990), (70, 2973766), (76, 2738995), (95, 2191196), (133, 1565140), (139, 1497580), (140, 1486883), (190, 1095598), (266, 782570), (278, 748790), (380, 547799), (532, 391285), (556, 374395), (563, 369740), (665, 313028), (695, 299516), (973, 213940), (1126, 184870), (1330, 156514), (1390, 149758), (1946, 106970), (2252, 92435), (2641, 78820), (2660, 78257), (2780, 74879), (2815, 73948), (3892, 53485), (3941, 52820), (4865, 42788), (5282, 39410), (5630, 36974), (7882, 26410), (9730, 21394), (10564, 19705), (10697, 19460), (11260, 18487), (13205, 15764)]