261612936

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{617}}^1$

素因数の和:796

約数の個数: 128

約数和(自身を含む): 789062400

約数和(自身を除く): 527449464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 151, 156, 216, 234, 302, 312, 351, 453, 468, 604, 617, 702, 906, 936, 1208, 1234, 1359, 1404, 1812, 1851, 1963, 2468, 2718, 2808, 3624, 3702, 3926, 4077, 4936, 5436, 5553, 5889, 7404, 7852, 8021, 8154, 10872, 11106, 11778, 14808, 15704, 16042, 16308, 16659, 17667, 22212, 23556, 24063, 32084, 32616, 33318, 35334, 44424, 47112, 48126, 53001, 64168, 66636, 70668, 72189, 93167, 96252, 106002, 133272, 141336, 144378, 186334, 192504, 212004, 216567, 279501, 288756, 372668, 424008, 433134, 559002, 577512, 745336, 838503, 866268, 1118004, 1211171, 1677006, 1732536, 2236008, 2422342, 2515509, 3354012, 3633513, 4844684, 5031018, 6708024, 7267026, 9689368, 10062036, 10900539, 14534052, 20124072, 21801078, 29068104, 32701617, 43602156, 65403234, 87204312, 130806468, 261612936]

約数ペア:

[(1, 261612936), (2, 130806468), (3, 87204312), (4, 65403234), (6, 43602156), (8, 32701617), (9, 29068104), (12, 21801078), (13, 20124072), (18, 14534052), (24, 10900539), (26, 10062036), (27, 9689368), (36, 7267026), (39, 6708024), (52, 5031018), (54, 4844684), (72, 3633513), (78, 3354012), (104, 2515509), (108, 2422342), (117, 2236008), (151, 1732536), (156, 1677006), (216, 1211171), (234, 1118004), (302, 866268), (312, 838503), (351, 745336), (453, 577512), (468, 559002), (604, 433134), (617, 424008), (702, 372668), (906, 288756), (936, 279501), (1208, 216567), (1234, 212004), (1359, 192504), (1404, 186334), (1812, 144378), (1851, 141336), (1963, 133272), (2468, 106002), (2718, 96252), (2808, 93167), (3624, 72189), (3702, 70668), (3926, 66636), (4077, 64168), (4936, 53001), (5436, 48126), (5553, 47112), (5889, 44424), (7404, 35334), (7852, 33318), (8021, 32616), (8154, 32084), (10872, 24063), (11106, 23556), (11778, 22212), (14808, 17667), (15704, 16659), (16042, 16308)]