255512304

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1987}}^1$

素因数の和:2067

約数の個数: 120

約数和(自身を含む): 769117440

約数和(自身を除く): 513605136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 47, 48, 57, 72, 76, 94, 114, 141, 144, 152, 171, 188, 228, 282, 304, 342, 376, 423, 456, 564, 684, 752, 846, 893, 912, 1128, 1368, 1692, 1786, 1987, 2256, 2679, 2736, 3384, 3572, 3974, 5358, 5961, 6768, 7144, 7948, 8037, 10716, 11922, 14288, 15896, 16074, 17883, 21432, 23844, 31792, 32148, 35766, 37753, 42864, 47688, 64296, 71532, 75506, 93389, 95376, 113259, 128592, 143064, 151012, 186778, 226518, 280167, 286128, 302024, 339777, 373556, 453036, 560334, 604048, 679554, 747112, 840501, 906072, 1120668, 1359108, 1494224, 1681002, 1774391, 1812144, 2241336, 2718216, 3362004, 3548782, 4482672, 5323173, 5436432, 6724008, 7097564, 10646346, 13448016, 14195128, 15969519, 21292692, 28390256, 31939038, 42585384, 63878076, 85170768, 127756152, 255512304]

約数ペア:

[(1, 255512304), (2, 127756152), (3, 85170768), (4, 63878076), (6, 42585384), (8, 31939038), (9, 28390256), (12, 21292692), (16, 15969519), (18, 14195128), (19, 13448016), (24, 10646346), (36, 7097564), (38, 6724008), (47, 5436432), (48, 5323173), (57, 4482672), (72, 3548782), (76, 3362004), (94, 2718216), (114, 2241336), (141, 1812144), (144, 1774391), (152, 1681002), (171, 1494224), (188, 1359108), (228, 1120668), (282, 906072), (304, 840501), (342, 747112), (376, 679554), (423, 604048), (456, 560334), (564, 453036), (684, 373556), (752, 339777), (846, 302024), (893, 286128), (912, 280167), (1128, 226518), (1368, 186778), (1692, 151012), (1786, 143064), (1987, 128592), (2256, 113259), (2679, 95376), (2736, 93389), (3384, 75506), (3572, 71532), (3974, 64296), (5358, 47688), (5961, 42864), (6768, 37753), (7144, 35766), (7948, 32148), (8037, 31792), (10716, 23844), (11922, 21432), (14288, 17883), (15896, 16074)]