128475240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{46549}}^1$

素因数の和:46586

約数の個数: 64

約数和(自身を含む): 402192000

約数和(自身を除く): 273716760

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, 46549, 93098, 139647, 186196, 232745, 279294, 372392, 465490, 558588, 698235, 930980, 1070627, 1117176, 1396470, 1861960, 2141254, 2792940, 3211881, 4282508, 5353135, 5585880, 6423762, 8565016, 10706270, 12847524, 16059405, 21412540, 25695048, 32118810, 42825080, 64237620, 128475240]

約数ペア:

[(1, 128475240), (2, 64237620), (3, 42825080), (4, 32118810), (5, 25695048), (6, 21412540), (8, 16059405), (10, 12847524), (12, 10706270), (15, 8565016), (20, 6423762), (23, 5585880), (24, 5353135), (30, 4282508), (40, 3211881), (46, 2792940), (60, 2141254), (69, 1861960), (92, 1396470), (115, 1117176), (120, 1070627), (138, 930980), (184, 698235), (230, 558588), (276, 465490), (345, 372392), (460, 279294), (552, 232745), (690, 186196), (920, 139647), (1380, 93098), (2760, 46549)]