253722280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{353}}^1$

素因数の和:539

約数の個数: 128

約数和(自身を含む): 697351680

約数和(自身を除く): 443629400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 151, 170, 238, 280, 302, 340, 353, 476, 595, 604, 680, 706, 755, 952, 1057, 1190, 1208, 1412, 1510, 1765, 2114, 2380, 2471, 2567, 2824, 3020, 3530, 4228, 4760, 4942, 5134, 5285, 6001, 6040, 7060, 8456, 9884, 10268, 10570, 12002, 12355, 12835, 14120, 17969, 19768, 20536, 21140, 24004, 24710, 25670, 30005, 35938, 42007, 42280, 48008, 49420, 51340, 53303, 60010, 71876, 84014, 89845, 98840, 102680, 106606, 120020, 143752, 168028, 179690, 210035, 213212, 240040, 266515, 336056, 359380, 373121, 420070, 426424, 533030, 718760, 746242, 840140, 906151, 1066060, 1492484, 1680280, 1812302, 1865605, 2132120, 2984968, 3624604, 3731210, 4530755, 6343057, 7249208, 7462420, 9061510, 12686114, 14924840, 18123020, 25372228, 31715285, 36246040, 50744456, 63430570, 126861140, 253722280]

約数ペア:

[(1, 253722280), (2, 126861140), (4, 63430570), (5, 50744456), (7, 36246040), (8, 31715285), (10, 25372228), (14, 18123020), (17, 14924840), (20, 12686114), (28, 9061510), (34, 7462420), (35, 7249208), (40, 6343057), (56, 4530755), (68, 3731210), (70, 3624604), (85, 2984968), (119, 2132120), (136, 1865605), (140, 1812302), (151, 1680280), (170, 1492484), (238, 1066060), (280, 906151), (302, 840140), (340, 746242), (353, 718760), (476, 533030), (595, 426424), (604, 420070), (680, 373121), (706, 359380), (755, 336056), (952, 266515), (1057, 240040), (1190, 213212), (1208, 210035), (1412, 179690), (1510, 168028), (1765, 143752), (2114, 120020), (2380, 106606), (2471, 102680), (2567, 98840), (2824, 89845), (3020, 84014), (3530, 71876), (4228, 60010), (4760, 53303), (4942, 51340), (5134, 49420), (5285, 48008), (6001, 42280), (6040, 42007), (7060, 35938), (8456, 30005), (9884, 25670), (10268, 24710), (10570, 24004), (12002, 21140), (12355, 20536), (12835, 19768), (14120, 17969)]