28119456

素因数分解:

$2^5\times 3^2\times {\mathrm{163}}^1\times {\mathrm{599}}^1$

素因数の和:778

約数の個数: 72

約数和(自身を含む): 80589600

約数和(自身を除く): 52470144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 163, 288, 326, 489, 599, 652, 978, 1198, 1304, 1467, 1797, 1956, 2396, 2608, 2934, 3594, 3912, 4792, 5216, 5391, 5868, 7188, 7824, 9584, 10782, 11736, 14376, 15648, 19168, 21564, 23472, 28752, 43128, 46944, 57504, 86256, 97637, 172512, 195274, 292911, 390548, 585822, 781096, 878733, 1171644, 1562192, 1757466, 2343288, 3124384, 3514932, 4686576, 7029864, 9373152, 14059728, 28119456]

約数ペア:

[(1, 28119456), (2, 14059728), (3, 9373152), (4, 7029864), (6, 4686576), (8, 3514932), (9, 3124384), (12, 2343288), (16, 1757466), (18, 1562192), (24, 1171644), (32, 878733), (36, 781096), (48, 585822), (72, 390548), (96, 292911), (144, 195274), (163, 172512), (288, 97637), (326, 86256), (489, 57504), (599, 46944), (652, 43128), (978, 28752), (1198, 23472), (1304, 21564), (1467, 19168), (1797, 15648), (1956, 14376), (2396, 11736), (2608, 10782), (2934, 9584), (3594, 7824), (3912, 7188), (4792, 5868), (5216, 5391)]