77964720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:327

約数の個数: 160

約数和(自身を含む): 259858368

約数和(自身を除く): 181893648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 97, 102, 120, 136, 170, 194, 197, 204, 240, 255, 272, 291, 340, 388, 394, 408, 485, 510, 582, 591, 680, 776, 788, 816, 970, 985, 1020, 1164, 1182, 1360, 1455, 1552, 1576, 1649, 1940, 1970, 2040, 2328, 2364, 2910, 2955, 3152, 3298, 3349, 3880, 3940, 4080, 4656, 4728, 4947, 5820, 5910, 6596, 6698, 7760, 7880, 8245, 9456, 9894, 10047, 11640, 11820, 13192, 13396, 15760, 16490, 16745, 19109, 19788, 20094, 23280, 23640, 24735, 26384, 26792, 32980, 33490, 38218, 39576, 40188, 47280, 49470, 50235, 53584, 57327, 65960, 66980, 76436, 79152, 80376, 95545, 98940, 100470, 114654, 131920, 133960, 152872, 160752, 191090, 197880, 200940, 229308, 267920, 286635, 305744, 324853, 382180, 395760, 401880, 458616, 573270, 649706, 764360, 803760, 917232, 974559, 1146540, 1299412, 1528720, 1624265, 1949118, 2293080, 2598824, 3248530, 3898236, 4586160, 4872795, 5197648, 6497060, 7796472, 9745590, 12994120, 15592944, 19491180, 25988240, 38982360, 77964720]

約数ペア:

[(1, 77964720), (2, 38982360), (3, 25988240), (4, 19491180), (5, 15592944), (6, 12994120), (8, 9745590), (10, 7796472), (12, 6497060), (15, 5197648), (16, 4872795), (17, 4586160), (20, 3898236), (24, 3248530), (30, 2598824), (34, 2293080), (40, 1949118), (48, 1624265), (51, 1528720), (60, 1299412), (68, 1146540), (80, 974559), (85, 917232), (97, 803760), (102, 764360), (120, 649706), (136, 573270), (170, 458616), (194, 401880), (197, 395760), (204, 382180), (240, 324853), (255, 305744), (272, 286635), (291, 267920), (340, 229308), (388, 200940), (394, 197880), (408, 191090), (485, 160752), (510, 152872), (582, 133960), (591, 131920), (680, 114654), (776, 100470), (788, 98940), (816, 95545), (970, 80376), (985, 79152), (1020, 76436), (1164, 66980), (1182, 65960), (1360, 57327), (1455, 53584), (1552, 50235), (1576, 49470), (1649, 47280), (1940, 40188), (1970, 39576), (2040, 38218), (2328, 33490), (2364, 32980), (2910, 26792), (2955, 26384), (3152, 24735), (3298, 23640), (3349, 23280), (3880, 20094), (3940, 19788), (4080, 19109), (4656, 16745), (4728, 16490), (4947, 15760), (5820, 13396), (5910, 13192), (6596, 11820), (6698, 11640), (7760, 10047), (7880, 9894), (8245, 9456)]