30489720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11047}}^1$

素因数の和:11084

約数の個数: 64

約数和(自身を含む): 95454720

約数和(自身を除く): 64965000

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, 11047, 22094, 33141, 44188, 55235, 66282, 88376, 110470, 132564, 165705, 220940, 254081, 265128, 331410, 441880, 508162, 662820, 762243, 1016324, 1270405, 1325640, 1524486, 2032648, 2540810, 3048972, 3811215, 5081620, 6097944, 7622430, 10163240, 15244860, 30489720]

約数ペア:

[(1, 30489720), (2, 15244860), (3, 10163240), (4, 7622430), (5, 6097944), (6, 5081620), (8, 3811215), (10, 3048972), (12, 2540810), (15, 2032648), (20, 1524486), (23, 1325640), (24, 1270405), (30, 1016324), (40, 762243), (46, 662820), (60, 508162), (69, 441880), (92, 331410), (115, 265128), (120, 254081), (138, 220940), (184, 165705), (230, 132564), (276, 110470), (345, 88376), (460, 66282), (552, 55235), (690, 44188), (920, 33141), (1380, 22094), (2760, 11047)]