678907560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{245981}}^1$

素因数の和:246018

約数の個数: 64

約数和(自身を含む): 2125284480

約数和(自身を除く): 1446376920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 245981, 491962, 737943, 983924, 1229905, 1475886, 1967848, 2459810, 2951772, 3689715, 4919620, 5657563, 5903544, 7379430, 9839240, 11315126, 14758860, 16972689, 22630252, 28287815, 29517720, 33945378, 45260504, 56575630, 67890756, 84863445, 113151260, 135781512, 169726890, 226302520, 339453780, 678907560]

約数ペア:

[(1, 678907560), (2, 339453780), (3, 226302520), (4, 169726890), (5, 135781512), (6, 113151260), (8, 84863445), (10, 67890756), (12, 56575630), (15, 45260504), (20, 33945378), (23, 29517720), (24, 28287815), (30, 22630252), (40, 16972689), (46, 14758860), (60, 11315126), (69, 9839240), (92, 7379430), (115, 5903544), (120, 5657563), (138, 4919620), (184, 3689715), (230, 2951772), (276, 2459810), (345, 1967848), (460, 1475886), (552, 1229905), (690, 983924), (920, 737943), (1380, 491962), (2760, 245981)]