1904129864

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{607}}^1$

素因数の和:803

約数の個数: 128

約数和(自身を含む): 4576051200

約数和(自身を除く): 2671921336

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 139, 182, 217, 248, 278, 364, 403, 434, 556, 607, 728, 806, 868, 973, 1112, 1214, 1612, 1736, 1807, 1946, 2428, 2821, 3224, 3614, 3892, 4249, 4309, 4856, 5642, 7228, 7784, 7891, 8498, 8618, 11284, 12649, 14456, 15782, 16996, 17236, 18817, 22568, 25298, 30163, 31564, 33992, 34472, 37634, 50596, 55237, 56017, 60326, 63128, 75268, 84373, 101192, 110474, 112034, 120652, 131719, 150536, 168746, 220948, 224068, 241304, 244621, 263438, 337492, 392119, 441896, 448136, 489242, 526876, 590611, 674984, 784238, 978484, 1053752, 1096849, 1181222, 1568476, 1712347, 1956968, 2193698, 2362444, 2615563, 3136952, 3424694, 4387396, 4724888, 5231126, 6849388, 7677943, 8774792, 10462252, 13698776, 15355886, 18308941, 20924504, 30711772, 34002319, 36617882, 61423544, 68004638, 73235764, 136009276, 146471528, 238016233, 272018552, 476032466, 952064932, 1904129864]

約数ペア:

[(1, 1904129864), (2, 952064932), (4, 476032466), (7, 272018552), (8, 238016233), (13, 146471528), (14, 136009276), (26, 73235764), (28, 68004638), (31, 61423544), (52, 36617882), (56, 34002319), (62, 30711772), (91, 20924504), (104, 18308941), (124, 15355886), (139, 13698776), (182, 10462252), (217, 8774792), (248, 7677943), (278, 6849388), (364, 5231126), (403, 4724888), (434, 4387396), (556, 3424694), (607, 3136952), (728, 2615563), (806, 2362444), (868, 2193698), (973, 1956968), (1112, 1712347), (1214, 1568476), (1612, 1181222), (1736, 1096849), (1807, 1053752), (1946, 978484), (2428, 784238), (2821, 674984), (3224, 590611), (3614, 526876), (3892, 489242), (4249, 448136), (4309, 441896), (4856, 392119), (5642, 337492), (7228, 263438), (7784, 244621), (7891, 241304), (8498, 224068), (8618, 220948), (11284, 168746), (12649, 150536), (14456, 131719), (15782, 120652), (16996, 112034), (17236, 110474), (18817, 101192), (22568, 84373), (25298, 75268), (30163, 63128), (31564, 60326), (33992, 56017), (34472, 55237), (37634, 50596)]