195556240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{3643}}^1$

素因数の和:3728

約数の個数: 80

約数和(自身を含む): 504271296

約数和(自身を除く): 308715056

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 61, 80, 88, 110, 122, 176, 220, 244, 305, 440, 488, 610, 671, 880, 976, 1220, 1342, 2440, 2684, 3355, 3643, 4880, 5368, 6710, 7286, 10736, 13420, 14572, 18215, 26840, 29144, 36430, 40073, 53680, 58288, 72860, 80146, 145720, 160292, 200365, 222223, 291440, 320584, 400730, 444446, 641168, 801460, 888892, 1111115, 1602920, 1777784, 2222230, 2444453, 3205840, 3555568, 4444460, 4888906, 8888920, 9777812, 12222265, 17777840, 19555624, 24444530, 39111248, 48889060, 97778120, 195556240]

約数ペア:

[(1, 195556240), (2, 97778120), (4, 48889060), (5, 39111248), (8, 24444530), (10, 19555624), (11, 17777840), (16, 12222265), (20, 9777812), (22, 8888920), (40, 4888906), (44, 4444460), (55, 3555568), (61, 3205840), (80, 2444453), (88, 2222230), (110, 1777784), (122, 1602920), (176, 1111115), (220, 888892), (244, 801460), (305, 641168), (440, 444446), (488, 400730), (610, 320584), (671, 291440), (880, 222223), (976, 200365), (1220, 160292), (1342, 145720), (2440, 80146), (2684, 72860), (3355, 58288), (3643, 53680), (4880, 40073), (5368, 36430), (6710, 29144), (7286, 26840), (10736, 18215), (13420, 14572)]