678409840248

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{643}}^1\times {\mathrm{23879}}^1$

素因数の和:24801

約数の個数: 128

約数和(自身を含む): 1948791398400

約数和(自身を除く): 1270381558152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 263, 526, 643, 789, 1052, 1286, 1578, 1841, 1929, 2104, 2572, 3156, 3682, 3858, 4501, 5144, 5523, 6312, 7364, 7716, 9002, 11046, 13503, 14728, 15432, 18004, 22092, 23879, 27006, 36008, 44184, 47758, 54012, 71637, 95516, 108024, 143274, 167153, 169109, 191032, 286548, 334306, 338218, 501459, 507327, 573096, 668612, 676436, 1002918, 1014654, 1183763, 1337224, 1352872, 2005836, 2029308, 2367526, 3551289, 4011672, 4058616, 4735052, 6280177, 7102578, 9470104, 12560354, 14205156, 15354197, 18840531, 25120708, 28410312, 30708394, 37681062, 43961239, 46062591, 50241416, 61416788, 75362124, 87922478, 92125182, 107479379, 122833576, 131883717, 150724248, 175844956, 184250364, 214958758, 263767434, 322438137, 351689912, 368500728, 429917516, 527534868, 644876274, 859835032, 1055069736, 1289752548, 2579505096, 4038153811, 8076307622, 12114461433, 16152615244, 24228922866, 28267076677, 32305230488, 48457845732, 56534153354, 84801230031, 96915691464, 113068306708, 169602460062, 226136613416, 339204920124, 678409840248]

約数ペア:

[(1, 678409840248), (2, 339204920124), (3, 226136613416), (4, 169602460062), (6, 113068306708), (7, 96915691464), (8, 84801230031), (12, 56534153354), (14, 48457845732), (21, 32305230488), (24, 28267076677), (28, 24228922866), (42, 16152615244), (56, 12114461433), (84, 8076307622), (168, 4038153811), (263, 2579505096), (526, 1289752548), (643, 1055069736), (789, 859835032), (1052, 644876274), (1286, 527534868), (1578, 429917516), (1841, 368500728), (1929, 351689912), (2104, 322438137), (2572, 263767434), (3156, 214958758), (3682, 184250364), (3858, 175844956), (4501, 150724248), (5144, 131883717), (5523, 122833576), (6312, 107479379), (7364, 92125182), (7716, 87922478), (9002, 75362124), (11046, 61416788), (13503, 50241416), (14728, 46062591), (15432, 43961239), (18004, 37681062), (22092, 30708394), (23879, 28410312), (27006, 25120708), (36008, 18840531), (44184, 15354197), (47758, 14205156), (54012, 12560354), (71637, 9470104), (95516, 7102578), (108024, 6280177), (143274, 4735052), (167153, 4058616), (169109, 4011672), (191032, 3551289), (286548, 2367526), (334306, 2029308), (338218, 2005836), (501459, 1352872), (507327, 1337224), (573096, 1183763), (668612, 1014654), (676436, 1002918)]