128877912

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1013}}^1$

素因数の和:1078

約数の個数: 128

約数和(自身を含む): 389376000

約数和(自身を除く): 260498088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 31, 36, 38, 54, 57, 62, 72, 76, 93, 108, 114, 124, 152, 171, 186, 216, 228, 248, 279, 342, 372, 456, 513, 558, 589, 684, 744, 837, 1013, 1026, 1116, 1178, 1368, 1674, 1767, 2026, 2052, 2232, 2356, 3039, 3348, 3534, 4052, 4104, 4712, 5301, 6078, 6696, 7068, 8104, 9117, 10602, 12156, 14136, 15903, 18234, 19247, 21204, 24312, 27351, 31403, 31806, 36468, 38494, 42408, 54702, 57741, 62806, 63612, 72936, 76988, 94209, 109404, 115482, 125612, 127224, 153976, 173223, 188418, 218808, 230964, 251224, 282627, 346446, 376836, 461928, 519669, 565254, 596657, 692892, 753672, 847881, 1039338, 1130508, 1193314, 1385784, 1695762, 1789971, 2078676, 2261016, 2386628, 3391524, 3579942, 4157352, 4773256, 5369913, 6783048, 7159884, 10739826, 14319768, 16109739, 21479652, 32219478, 42959304, 64438956, 128877912]

約数ペア:

[(1, 128877912), (2, 64438956), (3, 42959304), (4, 32219478), (6, 21479652), (8, 16109739), (9, 14319768), (12, 10739826), (18, 7159884), (19, 6783048), (24, 5369913), (27, 4773256), (31, 4157352), (36, 3579942), (38, 3391524), (54, 2386628), (57, 2261016), (62, 2078676), (72, 1789971), (76, 1695762), (93, 1385784), (108, 1193314), (114, 1130508), (124, 1039338), (152, 847881), (171, 753672), (186, 692892), (216, 596657), (228, 565254), (248, 519669), (279, 461928), (342, 376836), (372, 346446), (456, 282627), (513, 251224), (558, 230964), (589, 218808), (684, 188418), (744, 173223), (837, 153976), (1013, 127224), (1026, 125612), (1116, 115482), (1178, 109404), (1368, 94209), (1674, 76988), (1767, 72936), (2026, 63612), (2052, 62806), (2232, 57741), (2356, 54702), (3039, 42408), (3348, 38494), (3534, 36468), (4052, 31806), (4104, 31403), (4712, 27351), (5301, 24312), (6078, 21204), (6696, 19247), (7068, 18234), (8104, 15903), (9117, 14136), (10602, 12156)]