391488894680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1973}}^1\times {\mathrm{2341}}^1$

素因数の和:4501

約数の個数: 128

約数和(自身を含む): 955319037120

約数和(自身を除く): 563830142440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 163, 260, 326, 520, 652, 815, 1304, 1630, 1973, 2119, 2341, 3260, 3946, 4238, 4682, 6520, 7892, 8476, 9364, 9865, 10595, 11705, 15784, 16952, 18728, 19730, 21190, 23410, 25649, 30433, 39460, 42380, 46820, 51298, 60866, 78920, 84760, 93640, 102596, 121732, 128245, 152165, 205192, 243464, 256490, 304330, 321599, 381583, 512980, 608660, 643198, 763166, 1025960, 1217320, 1286396, 1526332, 1607995, 1907915, 2572792, 3052664, 3215990, 3815830, 4180787, 4618793, 4960579, 6431980, 7631660, 8361574, 9237586, 9921158, 12863960, 15263320, 16723148, 18475172, 19842316, 20903935, 23093965, 24802895, 33446296, 36950344, 39684632, 41807870, 46187930, 49605790, 60044309, 83615740, 92375860, 99211580, 120088618, 167231480, 184751720, 198423160, 240177236, 300221545, 480354472, 600443090, 752863259, 1200886180, 1505726518, 2401772360, 3011453036, 3764316295, 6022906072, 7528632590, 9787222367, 15057265180, 19574444734, 30114530360, 39148889468, 48936111835, 78297778936, 97872223670, 195744447340, 391488894680]

約数ペア:

[(1, 391488894680), (2, 195744447340), (4, 97872223670), (5, 78297778936), (8, 48936111835), (10, 39148889468), (13, 30114530360), (20, 19574444734), (26, 15057265180), (40, 9787222367), (52, 7528632590), (65, 6022906072), (104, 3764316295), (130, 3011453036), (163, 2401772360), (260, 1505726518), (326, 1200886180), (520, 752863259), (652, 600443090), (815, 480354472), (1304, 300221545), (1630, 240177236), (1973, 198423160), (2119, 184751720), (2341, 167231480), (3260, 120088618), (3946, 99211580), (4238, 92375860), (4682, 83615740), (6520, 60044309), (7892, 49605790), (8476, 46187930), (9364, 41807870), (9865, 39684632), (10595, 36950344), (11705, 33446296), (15784, 24802895), (16952, 23093965), (18728, 20903935), (19730, 19842316), (21190, 18475172), (23410, 16723148), (25649, 15263320), (30433, 12863960), (39460, 9921158), (42380, 9237586), (46820, 8361574), (51298, 7631660), (60866, 6431980), (78920, 4960579), (84760, 4618793), (93640, 4180787), (102596, 3815830), (121732, 3215990), (128245, 3052664), (152165, 2572792), (205192, 1907915), (243464, 1607995), (256490, 1526332), (304330, 1286396), (321599, 1217320), (381583, 1025960), (512980, 763166), (608660, 643198)]