81371583972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1811}}^1\times {\mathrm{178301}}^1$

素因数の和:180129

約数の個数: 72

約数和(自身を含む): 235204587072

約数和(自身を除く): 153833003100

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1811, 3622, 5433, 7244, 10866, 12677, 16299, 21732, 25354, 32598, 38031, 50708, 65196, 76062, 114093, 152124, 178301, 228186, 356602, 456372, 534903, 713204, 1069806, 1248107, 1604709, 2139612, 2496214, 3209418, 3744321, 4992428, 6418836, 7488642, 11232963, 14977284, 22465926, 44931852, 322903111, 645806222, 968709333, 1291612444, 1937418666, 2260321777, 2906127999, 3874837332, 4520643554, 5812255998, 6780965331, 9041287108, 11624511996, 13561930662, 20342895993, 27123861324, 40685791986, 81371583972]

約数ペア:

[(1, 81371583972), (2, 40685791986), (3, 27123861324), (4, 20342895993), (6, 13561930662), (7, 11624511996), (9, 9041287108), (12, 6780965331), (14, 5812255998), (18, 4520643554), (21, 3874837332), (28, 2906127999), (36, 2260321777), (42, 1937418666), (63, 1291612444), (84, 968709333), (126, 645806222), (252, 322903111), (1811, 44931852), (3622, 22465926), (5433, 14977284), (7244, 11232963), (10866, 7488642), (12677, 6418836), (16299, 4992428), (21732, 3744321), (25354, 3209418), (32598, 2496214), (38031, 2139612), (50708, 1604709), (65196, 1248107), (76062, 1069806), (114093, 713204), (152124, 534903), (178301, 456372), (228186, 356602)]