1978761384

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{21589}}^1$

素因数の和:21687

約数の個数: 96

約数和(自身を含む): 5725668000

約数和(自身を除く): 3746906616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 67, 72, 76, 114, 134, 152, 171, 201, 228, 268, 342, 402, 456, 536, 603, 684, 804, 1206, 1273, 1368, 1608, 2412, 2546, 3819, 4824, 5092, 7638, 10184, 11457, 15276, 21589, 22914, 30552, 43178, 45828, 64767, 86356, 91656, 129534, 172712, 194301, 259068, 388602, 410191, 518136, 777204, 820382, 1230573, 1446463, 1554408, 1640764, 2461146, 2892926, 3281528, 3691719, 4339389, 4922292, 5785852, 7383438, 8678778, 9844584, 11571704, 13018167, 14766876, 17357556, 26036334, 27482797, 29533752, 34715112, 52072668, 54965594, 82448391, 104145336, 109931188, 164896782, 219862376, 247345173, 329793564, 494690346, 659587128, 989380692, 1978761384]

約数ペア:

[(1, 1978761384), (2, 989380692), (3, 659587128), (4, 494690346), (6, 329793564), (8, 247345173), (9, 219862376), (12, 164896782), (18, 109931188), (19, 104145336), (24, 82448391), (36, 54965594), (38, 52072668), (57, 34715112), (67, 29533752), (72, 27482797), (76, 26036334), (114, 17357556), (134, 14766876), (152, 13018167), (171, 11571704), (201, 9844584), (228, 8678778), (268, 7383438), (342, 5785852), (402, 4922292), (456, 4339389), (536, 3691719), (603, 3281528), (684, 2892926), (804, 2461146), (1206, 1640764), (1273, 1554408), (1368, 1446463), (1608, 1230573), (2412, 820382), (2546, 777204), (3819, 518136), (4824, 410191), (5092, 388602), (7638, 259068), (10184, 194301), (11457, 172712), (15276, 129534), (21589, 91656), (22914, 86356), (30552, 64767), (43178, 45828)]