72281640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{26189}}^1$

素因数の和:26226

約数の個数: 64

約数和(自身を含む): 226281600

約数和(自身を除く): 153999960

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, 26189, 52378, 78567, 104756, 130945, 157134, 209512, 261890, 314268, 392835, 523780, 602347, 628536, 785670, 1047560, 1204694, 1571340, 1807041, 2409388, 3011735, 3142680, 3614082, 4818776, 6023470, 7228164, 9035205, 12046940, 14456328, 18070410, 24093880, 36140820, 72281640]

約数ペア:

[(1, 72281640), (2, 36140820), (3, 24093880), (4, 18070410), (5, 14456328), (6, 12046940), (8, 9035205), (10, 7228164), (12, 6023470), (15, 4818776), (20, 3614082), (23, 3142680), (24, 3011735), (30, 2409388), (40, 1807041), (46, 1571340), (60, 1204694), (69, 1047560), (92, 785670), (115, 628536), (120, 602347), (138, 523780), (184, 392835), (230, 314268), (276, 261890), (345, 209512), (460, 157134), (552, 130945), (690, 104756), (920, 78567), (1380, 52378), (2760, 26189)]