126995960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:421

約数の個数: 128

約数和(自身を含む): 355622400

約数和(自身を除く): 228626440

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 139, 140, 182, 251, 260, 278, 280, 364, 455, 502, 520, 556, 695, 728, 910, 973, 1004, 1112, 1255, 1390, 1757, 1807, 1820, 1946, 2008, 2510, 2780, 3263, 3514, 3614, 3640, 3892, 4865, 5020, 5560, 6526, 7028, 7228, 7784, 8785, 9035, 9730, 10040, 12649, 13052, 14056, 14456, 16315, 17570, 18070, 19460, 22841, 25298, 26104, 32630, 34889, 35140, 36140, 38920, 45682, 50596, 63245, 65260, 69778, 70280, 72280, 91364, 101192, 114205, 126490, 130520, 139556, 174445, 182728, 228410, 244223, 252980, 279112, 348890, 453557, 456820, 488446, 505960, 697780, 907114, 913640, 976892, 1221115, 1395560, 1814228, 1953784, 2267785, 2442230, 3174899, 3628456, 4535570, 4884460, 6349798, 9071140, 9768920, 12699596, 15874495, 18142280, 25399192, 31748990, 63497980, 126995960]

約数ペア:

[(1, 126995960), (2, 63497980), (4, 31748990), (5, 25399192), (7, 18142280), (8, 15874495), (10, 12699596), (13, 9768920), (14, 9071140), (20, 6349798), (26, 4884460), (28, 4535570), (35, 3628456), (40, 3174899), (52, 2442230), (56, 2267785), (65, 1953784), (70, 1814228), (91, 1395560), (104, 1221115), (130, 976892), (139, 913640), (140, 907114), (182, 697780), (251, 505960), (260, 488446), (278, 456820), (280, 453557), (364, 348890), (455, 279112), (502, 252980), (520, 244223), (556, 228410), (695, 182728), (728, 174445), (910, 139556), (973, 130520), (1004, 126490), (1112, 114205), (1255, 101192), (1390, 91364), (1757, 72280), (1807, 70280), (1820, 69778), (1946, 65260), (2008, 63245), (2510, 50596), (2780, 45682), (3263, 38920), (3514, 36140), (3614, 35140), (3640, 34889), (3892, 32630), (4865, 26104), (5020, 25298), (5560, 22841), (6526, 19460), (7028, 18070), (7228, 17570), (7784, 16315), (8785, 14456), (9035, 14056), (9730, 13052), (10040, 12649)]