2540121540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{3607}}^1$

素因数の和:3738

約数の個数: 144

約数和(自身を含む): 7900480896

約数和(自身を除く): 5360359356

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 97, 110, 121, 132, 165, 194, 220, 242, 291, 330, 363, 388, 484, 485, 582, 605, 660, 726, 970, 1067, 1164, 1210, 1452, 1455, 1815, 1940, 2134, 2420, 2910, 3201, 3607, 3630, 4268, 5335, 5820, 6402, 7214, 7260, 10670, 10821, 11737, 12804, 14428, 16005, 18035, 21340, 21642, 23474, 32010, 35211, 36070, 39677, 43284, 46948, 54105, 58685, 64020, 70422, 72140, 79354, 108210, 117370, 119031, 140844, 158708, 176055, 198385, 216420, 234740, 238062, 349879, 352110, 396770, 436447, 476124, 595155, 699758, 704220, 793540, 872894, 1049637, 1190310, 1309341, 1399516, 1745788, 1749395, 2099274, 2182235, 2380620, 2618682, 3498790, 3848669, 4198548, 4364470, 5237364, 5248185, 6546705, 6997580, 7697338, 8728940, 10496370, 11546007, 13093410, 15394676, 19243345, 20992740, 23092014, 26186820, 38486690, 42335359, 46184028, 57730035, 76973380, 84670718, 115460070, 127006077, 169341436, 211676795, 230920140, 254012154, 423353590, 508024308, 635030385, 846707180, 1270060770, 2540121540]

約数ペア:

[(1, 2540121540), (2, 1270060770), (3, 846707180), (4, 635030385), (5, 508024308), (6, 423353590), (10, 254012154), (11, 230920140), (12, 211676795), (15, 169341436), (20, 127006077), (22, 115460070), (30, 84670718), (33, 76973380), (44, 57730035), (55, 46184028), (60, 42335359), (66, 38486690), (97, 26186820), (110, 23092014), (121, 20992740), (132, 19243345), (165, 15394676), (194, 13093410), (220, 11546007), (242, 10496370), (291, 8728940), (330, 7697338), (363, 6997580), (388, 6546705), (484, 5248185), (485, 5237364), (582, 4364470), (605, 4198548), (660, 3848669), (726, 3498790), (970, 2618682), (1067, 2380620), (1164, 2182235), (1210, 2099274), (1452, 1749395), (1455, 1745788), (1815, 1399516), (1940, 1309341), (2134, 1190310), (2420, 1049637), (2910, 872894), (3201, 793540), (3607, 704220), (3630, 699758), (4268, 595155), (5335, 476124), (5820, 436447), (6402, 396770), (7214, 352110), (7260, 349879), (10670, 238062), (10821, 234740), (11737, 216420), (12804, 198385), (14428, 176055), (16005, 158708), (18035, 140844), (21340, 119031), (21642, 117370), (23474, 108210), (32010, 79354), (35211, 72140), (36070, 70422), (39677, 64020), (43284, 58685), (46948, 54105)]