251185392

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1$

素因数の和:695

約数の個数: 120

約数和(自身を含む): 739908000

約数和(自身を除く): 488722608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 149, 184, 207, 276, 298, 368, 414, 447, 509, 552, 596, 828, 894, 1018, 1104, 1192, 1341, 1527, 1656, 1788, 2036, 2384, 2682, 3054, 3312, 3427, 3576, 4072, 4581, 5364, 6108, 6854, 7152, 8144, 9162, 10281, 10728, 11707, 12216, 13708, 18324, 20562, 21456, 23414, 24432, 27416, 30843, 35121, 36648, 41124, 46828, 54832, 61686, 70242, 73296, 75841, 82248, 93656, 105363, 123372, 140484, 151682, 164496, 187312, 210726, 227523, 246744, 280968, 303364, 421452, 455046, 493488, 561936, 606728, 682569, 842904, 910092, 1213456, 1365138, 1685808, 1744343, 1820184, 2730276, 3488686, 3640368, 5233029, 5460552, 6977372, 10466058, 10921104, 13954744, 15699087, 20932116, 27909488, 31398174, 41864232, 62796348, 83728464, 125592696, 251185392]

約数ペア:

[(1, 251185392), (2, 125592696), (3, 83728464), (4, 62796348), (6, 41864232), (8, 31398174), (9, 27909488), (12, 20932116), (16, 15699087), (18, 13954744), (23, 10921104), (24, 10466058), (36, 6977372), (46, 5460552), (48, 5233029), (69, 3640368), (72, 3488686), (92, 2730276), (138, 1820184), (144, 1744343), (149, 1685808), (184, 1365138), (207, 1213456), (276, 910092), (298, 842904), (368, 682569), (414, 606728), (447, 561936), (509, 493488), (552, 455046), (596, 421452), (828, 303364), (894, 280968), (1018, 246744), (1104, 227523), (1192, 210726), (1341, 187312), (1527, 164496), (1656, 151682), (1788, 140484), (2036, 123372), (2384, 105363), (2682, 93656), (3054, 82248), (3312, 75841), (3427, 73296), (3576, 70242), (4072, 61686), (4581, 54832), (5364, 46828), (6108, 41124), (6854, 36648), (7152, 35121), (8144, 30843), (9162, 27416), (10281, 24432), (10728, 23414), (11707, 21456), (12216, 20562), (13708, 18324)]