1981459296

素因数分解:

$2^5\times 3^2\times {\mathrm{163}}^1\times {\mathrm{42209}}^1$

素因数の和:42388

約数の個数: 72

約数和(自身を含む): 5669478360

約数和(自身を除く): 3688019064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 163, 288, 326, 489, 652, 978, 1304, 1467, 1956, 2608, 2934, 3912, 5216, 5868, 7824, 11736, 15648, 23472, 42209, 46944, 84418, 126627, 168836, 253254, 337672, 379881, 506508, 675344, 759762, 1013016, 1350688, 1519524, 2026032, 3039048, 4052064, 6078096, 6880067, 12156192, 13760134, 20640201, 27520268, 41280402, 55040536, 61920603, 82560804, 110081072, 123841206, 165121608, 220162144, 247682412, 330243216, 495364824, 660486432, 990729648, 1981459296]

約数ペア:

[(1, 1981459296), (2, 990729648), (3, 660486432), (4, 495364824), (6, 330243216), (8, 247682412), (9, 220162144), (12, 165121608), (16, 123841206), (18, 110081072), (24, 82560804), (32, 61920603), (36, 55040536), (48, 41280402), (72, 27520268), (96, 20640201), (144, 13760134), (163, 12156192), (288, 6880067), (326, 6078096), (489, 4052064), (652, 3039048), (978, 2026032), (1304, 1519524), (1467, 1350688), (1956, 1013016), (2608, 759762), (2934, 675344), (3912, 506508), (5216, 379881), (5868, 337672), (7824, 253254), (11736, 168836), (15648, 126627), (23472, 84418), (42209, 46944)]