1898967576

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{3187}}^1$

素因数の和:3305

約数の個数: 128

約数和(自身を含む): 5407868160

約数和(自身を除く): 3508900584

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 37, 44, 61, 66, 74, 88, 111, 122, 132, 148, 183, 222, 244, 264, 296, 366, 407, 444, 488, 671, 732, 814, 888, 1221, 1342, 1464, 1628, 2013, 2257, 2442, 2684, 3187, 3256, 4026, 4514, 4884, 5368, 6374, 6771, 8052, 9028, 9561, 9768, 12748, 13542, 16104, 18056, 19122, 24827, 25496, 27084, 35057, 38244, 49654, 54168, 70114, 74481, 76488, 99308, 105171, 117919, 140228, 148962, 194407, 198616, 210342, 235838, 280456, 297924, 353757, 388814, 420684, 471676, 583221, 595848, 707514, 777628, 841368, 943352, 1166442, 1297109, 1415028, 1555256, 2138477, 2332884, 2594218, 2830056, 3891327, 4276954, 4665768, 5188436, 6415431, 7193059, 7782654, 8553908, 10376872, 12830862, 14386118, 15565308, 17107816, 21579177, 25661724, 28772236, 31130616, 43158354, 51323448, 57544472, 79123649, 86316708, 158247298, 172633416, 237370947, 316494596, 474741894, 632989192, 949483788, 1898967576]

約数ペア:

[(1, 1898967576), (2, 949483788), (3, 632989192), (4, 474741894), (6, 316494596), (8, 237370947), (11, 172633416), (12, 158247298), (22, 86316708), (24, 79123649), (33, 57544472), (37, 51323448), (44, 43158354), (61, 31130616), (66, 28772236), (74, 25661724), (88, 21579177), (111, 17107816), (122, 15565308), (132, 14386118), (148, 12830862), (183, 10376872), (222, 8553908), (244, 7782654), (264, 7193059), (296, 6415431), (366, 5188436), (407, 4665768), (444, 4276954), (488, 3891327), (671, 2830056), (732, 2594218), (814, 2332884), (888, 2138477), (1221, 1555256), (1342, 1415028), (1464, 1297109), (1628, 1166442), (2013, 943352), (2257, 841368), (2442, 777628), (2684, 707514), (3187, 595848), (3256, 583221), (4026, 471676), (4514, 420684), (4884, 388814), (5368, 353757), (6374, 297924), (6771, 280456), (8052, 235838), (9028, 210342), (9561, 198616), (9768, 194407), (12748, 148962), (13542, 140228), (16104, 117919), (18056, 105171), (19122, 99308), (24827, 76488), (25496, 74481), (27084, 70114), (35057, 54168), (38244, 49654)]