390053090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:408

約数の個数: 128

約数和(自身を含む): 905748480

約数和(自身を除く): 515695390

約数列:

[1, 2, 5, 7, 10, 14, 19, 23, 35, 38, 41, 46, 70, 82, 95, 115, 133, 161, 190, 205, 230, 266, 287, 311, 322, 410, 437, 574, 622, 665, 779, 805, 874, 943, 1330, 1435, 1555, 1558, 1610, 1886, 2177, 2185, 2870, 3059, 3110, 3895, 4354, 4370, 4715, 5453, 5909, 6118, 6601, 7153, 7790, 9430, 10885, 10906, 11818, 12751, 13202, 14306, 15295, 17917, 21770, 25502, 27265, 29545, 30590, 33005, 35765, 35834, 41363, 50071, 54530, 59090, 63755, 66010, 71530, 82726, 89257, 89585, 100142, 125419, 127510, 135907, 178514, 179170, 206815, 242269, 250355, 250838, 271814, 293273, 413630, 446285, 484538, 500710, 586546, 627095, 679535, 892570, 951349, 1211345, 1254190, 1359070, 1466365, 1695883, 1902698, 2052911, 2422690, 2932730, 3391766, 4105822, 4756745, 5572187, 8479415, 9513490, 10264555, 11144374, 16958830, 20529110, 27860935, 39005309, 55721870, 78010618, 195026545, 390053090]

約数ペア:

[(1, 390053090), (2, 195026545), (5, 78010618), (7, 55721870), (10, 39005309), (14, 27860935), (19, 20529110), (23, 16958830), (35, 11144374), (38, 10264555), (41, 9513490), (46, 8479415), (70, 5572187), (82, 4756745), (95, 4105822), (115, 3391766), (133, 2932730), (161, 2422690), (190, 2052911), (205, 1902698), (230, 1695883), (266, 1466365), (287, 1359070), (311, 1254190), (322, 1211345), (410, 951349), (437, 892570), (574, 679535), (622, 627095), (665, 586546), (779, 500710), (805, 484538), (874, 446285), (943, 413630), (1330, 293273), (1435, 271814), (1555, 250838), (1558, 250355), (1610, 242269), (1886, 206815), (2177, 179170), (2185, 178514), (2870, 135907), (3059, 127510), (3110, 125419), (3895, 100142), (4354, 89585), (4370, 89257), (4715, 82726), (5453, 71530), (5909, 66010), (6118, 63755), (6601, 59090), (7153, 54530), (7790, 50071), (9430, 41363), (10885, 35834), (10906, 35765), (11818, 33005), (12751, 30590), (13202, 29545), (14306, 27265), (15295, 25502), (17917, 21770)]