254562516

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:362

約数の個数: 144

約数和(自身を含む): 726373648

約数和(自身を除く): 471811132

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 37, 39, 52, 61, 74, 78, 111, 117, 122, 148, 156, 183, 222, 234, 241, 244, 333, 366, 444, 468, 481, 482, 549, 666, 723, 732, 793, 962, 964, 1098, 1332, 1443, 1446, 1586, 1924, 2169, 2196, 2257, 2379, 2886, 2892, 3133, 3172, 4329, 4338, 4514, 4758, 5772, 6266, 6771, 7137, 8658, 8676, 8917, 9028, 9399, 9516, 12532, 13542, 14274, 14701, 17316, 17834, 18798, 20313, 26751, 27084, 28197, 28548, 29341, 29402, 35668, 37596, 40626, 44103, 53502, 56394, 58682, 58804, 80253, 81252, 88023, 88206, 107004, 112788, 115921, 117364, 132309, 160506, 176046, 176412, 191113, 231842, 264069, 264618, 321012, 347763, 352092, 382226, 463684, 528138, 529236, 543937, 573339, 695526, 764452, 1043289, 1056276, 1087874, 1146678, 1391052, 1631811, 1720017, 2086578, 2175748, 2293356, 3263622, 3440034, 4173156, 4895433, 6527244, 6880068, 7071181, 9790866, 14142362, 19581732, 21213543, 28284724, 42427086, 63640629, 84854172, 127281258, 254562516]

約数ペア:

[(1, 254562516), (2, 127281258), (3, 84854172), (4, 63640629), (6, 42427086), (9, 28284724), (12, 21213543), (13, 19581732), (18, 14142362), (26, 9790866), (36, 7071181), (37, 6880068), (39, 6527244), (52, 4895433), (61, 4173156), (74, 3440034), (78, 3263622), (111, 2293356), (117, 2175748), (122, 2086578), (148, 1720017), (156, 1631811), (183, 1391052), (222, 1146678), (234, 1087874), (241, 1056276), (244, 1043289), (333, 764452), (366, 695526), (444, 573339), (468, 543937), (481, 529236), (482, 528138), (549, 463684), (666, 382226), (723, 352092), (732, 347763), (793, 321012), (962, 264618), (964, 264069), (1098, 231842), (1332, 191113), (1443, 176412), (1446, 176046), (1586, 160506), (1924, 132309), (2169, 117364), (2196, 115921), (2257, 112788), (2379, 107004), (2886, 88206), (2892, 88023), (3133, 81252), (3172, 80253), (4329, 58804), (4338, 58682), (4514, 56394), (4758, 53502), (5772, 44103), (6266, 40626), (6771, 37596), (7137, 35668), (8658, 29402), (8676, 29341), (8917, 28548), (9028, 28197), (9399, 27084), (9516, 26751), (12532, 20313), (13542, 18798), (14274, 17834), (14701, 17316)]