78391728

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{23669}}^1$

素因数の和:23706

約数の個数: 60

約数和(自身を含む): 228936240

約数和(自身を除く): 150544512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 276, 368, 414, 552, 828, 1104, 1656, 3312, 23669, 47338, 71007, 94676, 142014, 189352, 213021, 284028, 378704, 426042, 544387, 568056, 852084, 1088774, 1136112, 1633161, 1704168, 2177548, 3266322, 3408336, 4355096, 4899483, 6532644, 8710192, 9798966, 13065288, 19597932, 26130576, 39195864, 78391728]

約数ペア:

[(1, 78391728), (2, 39195864), (3, 26130576), (4, 19597932), (6, 13065288), (8, 9798966), (9, 8710192), (12, 6532644), (16, 4899483), (18, 4355096), (23, 3408336), (24, 3266322), (36, 2177548), (46, 1704168), (48, 1633161), (69, 1136112), (72, 1088774), (92, 852084), (138, 568056), (144, 544387), (184, 426042), (207, 378704), (276, 284028), (368, 213021), (414, 189352), (552, 142014), (828, 94676), (1104, 71007), (1656, 47338), (3312, 23669)]