657428880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{144173}}^1$

素因数の和:144208

約数の個数: 80

約数和(自身を含む): 2145309120

約数和(自身を除く): 1487880240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 144173, 288346, 432519, 576692, 720865, 865038, 1153384, 1441730, 1730076, 2162595, 2306768, 2739287, 2883460, 3460152, 4325190, 5478574, 5766920, 6920304, 8217861, 8650380, 10957148, 11533840, 13696435, 16435722, 17300760, 21914296, 27392870, 32871444, 34601520, 41089305, 43828592, 54785740, 65742888, 82178610, 109571480, 131485776, 164357220, 219142960, 328714440, 657428880]

約数ペア:

[(1, 657428880), (2, 328714440), (3, 219142960), (4, 164357220), (5, 131485776), (6, 109571480), (8, 82178610), (10, 65742888), (12, 54785740), (15, 43828592), (16, 41089305), (19, 34601520), (20, 32871444), (24, 27392870), (30, 21914296), (38, 17300760), (40, 16435722), (48, 13696435), (57, 11533840), (60, 10957148), (76, 8650380), (80, 8217861), (95, 6920304), (114, 5766920), (120, 5478574), (152, 4325190), (190, 3460152), (228, 2883460), (240, 2739287), (285, 2306768), (304, 2162595), (380, 1730076), (456, 1441730), (570, 1153384), (760, 865038), (912, 720865), (1140, 576692), (1520, 432519), (2280, 288346), (4560, 144173)]