686528472

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1399}}^1$

素因数の和:1565

約数の個数: 128

約数和(自身を含む): 2064384000

約数和(自身を除く): 1377855528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 127, 138, 161, 168, 184, 254, 276, 322, 381, 483, 508, 552, 644, 762, 889, 966, 1016, 1288, 1399, 1524, 1778, 1932, 2667, 2798, 2921, 3048, 3556, 3864, 4197, 5334, 5596, 5842, 7112, 8394, 8763, 9793, 10668, 11192, 11684, 16788, 17526, 19586, 20447, 21336, 23368, 29379, 32177, 33576, 35052, 39172, 40894, 58758, 61341, 64354, 70104, 78344, 81788, 96531, 117516, 122682, 128708, 163576, 177673, 193062, 225239, 235032, 245364, 257416, 355346, 386124, 450478, 490728, 533019, 675717, 710692, 772248, 900956, 1066038, 1243711, 1351434, 1421384, 1801912, 2132076, 2487422, 2702868, 3731133, 4086479, 4264152, 4974844, 5405736, 7462266, 8172958, 9949688, 12259437, 14924532, 16345916, 24518874, 28605353, 29849064, 32691832, 49037748, 57210706, 85816059, 98075496, 114421412, 171632118, 228842824, 343264236, 686528472]

約数ペア:

[(1, 686528472), (2, 343264236), (3, 228842824), (4, 171632118), (6, 114421412), (7, 98075496), (8, 85816059), (12, 57210706), (14, 49037748), (21, 32691832), (23, 29849064), (24, 28605353), (28, 24518874), (42, 16345916), (46, 14924532), (56, 12259437), (69, 9949688), (84, 8172958), (92, 7462266), (127, 5405736), (138, 4974844), (161, 4264152), (168, 4086479), (184, 3731133), (254, 2702868), (276, 2487422), (322, 2132076), (381, 1801912), (483, 1421384), (508, 1351434), (552, 1243711), (644, 1066038), (762, 900956), (889, 772248), (966, 710692), (1016, 675717), (1288, 533019), (1399, 490728), (1524, 450478), (1778, 386124), (1932, 355346), (2667, 257416), (2798, 245364), (2921, 235032), (3048, 225239), (3556, 193062), (3864, 177673), (4197, 163576), (5334, 128708), (5596, 122682), (5842, 117516), (7112, 96531), (8394, 81788), (8763, 78344), (9793, 70104), (10668, 64354), (11192, 61341), (11684, 58758), (16788, 40894), (17526, 39172), (19586, 35052), (20447, 33576), (21336, 32177), (23368, 29379)]