140040840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:391

約数の個数: 128

約数和(自身を含む): 434367360

約数和(自身を除く): 294326520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 97, 106, 120, 159, 194, 212, 227, 265, 291, 318, 388, 424, 454, 485, 530, 582, 636, 681, 776, 795, 908, 970, 1060, 1135, 1164, 1272, 1362, 1455, 1590, 1816, 1940, 2120, 2270, 2328, 2724, 2910, 3180, 3405, 3880, 4540, 5141, 5448, 5820, 6360, 6810, 9080, 10282, 11640, 12031, 13620, 15423, 20564, 22019, 24062, 25705, 27240, 30846, 36093, 41128, 44038, 48124, 51410, 60155, 61692, 66057, 72186, 77115, 88076, 96248, 102820, 110095, 120310, 123384, 132114, 144372, 154230, 176152, 180465, 205640, 220190, 240620, 264228, 288744, 308460, 330285, 360930, 440380, 481240, 528456, 616920, 660570, 721860, 880760, 1167007, 1321140, 1443720, 2334014, 2642280, 3501021, 4668028, 5835035, 7002042, 9336056, 11670070, 14004084, 17505105, 23340140, 28008168, 35010210, 46680280, 70020420, 140040840]

約数ペア:

[(1, 140040840), (2, 70020420), (3, 46680280), (4, 35010210), (5, 28008168), (6, 23340140), (8, 17505105), (10, 14004084), (12, 11670070), (15, 9336056), (20, 7002042), (24, 5835035), (30, 4668028), (40, 3501021), (53, 2642280), (60, 2334014), (97, 1443720), (106, 1321140), (120, 1167007), (159, 880760), (194, 721860), (212, 660570), (227, 616920), (265, 528456), (291, 481240), (318, 440380), (388, 360930), (424, 330285), (454, 308460), (485, 288744), (530, 264228), (582, 240620), (636, 220190), (681, 205640), (776, 180465), (795, 176152), (908, 154230), (970, 144372), (1060, 132114), (1135, 123384), (1164, 120310), (1272, 110095), (1362, 102820), (1455, 96248), (1590, 88076), (1816, 77115), (1940, 72186), (2120, 66057), (2270, 61692), (2328, 60155), (2724, 51410), (2910, 48124), (3180, 44038), (3405, 41128), (3880, 36093), (4540, 30846), (5141, 27240), (5448, 25705), (5820, 24062), (6360, 22019), (6810, 20564), (9080, 15423), (10282, 13620), (11640, 12031)]