20160342400

素因数分解:

$2^7\times 5^2\times {\mathrm{11}}^2\times {\mathrm{52067}}^1$

素因数の和:52113

約数の個数: 144

約数和(自身を含む): 54742472820

約数和(自身を除く): 34582130420

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 121, 128, 160, 176, 200, 220, 242, 275, 320, 352, 400, 440, 484, 550, 605, 640, 704, 800, 880, 968, 1100, 1210, 1408, 1600, 1760, 1936, 2200, 2420, 3025, 3200, 3520, 3872, 4400, 4840, 6050, 7040, 7744, 8800, 9680, 12100, 15488, 17600, 19360, 24200, 35200, 38720, 48400, 52067, 77440, 96800, 104134, 193600, 208268, 260335, 387200, 416536, 520670, 572737, 833072, 1041340, 1145474, 1301675, 1666144, 2082680, 2290948, 2603350, 2863685, 3332288, 4165360, 4581896, 5206700, 5727370, 6300107, 6664576, 8330720, 9163792, 10413400, 11454740, 12600214, 14318425, 16661440, 18327584, 20826800, 22909480, 25200428, 28636850, 31500535, 33322880, 36655168, 41653600, 45818960, 50400856, 57273700, 63001070, 73310336, 83307200, 91637920, 100801712, 114547400, 126002140, 157502675, 166614400, 183275840, 201603424, 229094800, 252004280, 315005350, 366551680, 403206848, 458189600, 504008560, 630010700, 806413696, 916379200, 1008017120, 1260021400, 1832758400, 2016034240, 2520042800, 4032068480, 5040085600, 10080171200, 20160342400]

約数ペア:

[(1, 20160342400), (2, 10080171200), (4, 5040085600), (5, 4032068480), (8, 2520042800), (10, 2016034240), (11, 1832758400), (16, 1260021400), (20, 1008017120), (22, 916379200), (25, 806413696), (32, 630010700), (40, 504008560), (44, 458189600), (50, 403206848), (55, 366551680), (64, 315005350), (80, 252004280), (88, 229094800), (100, 201603424), (110, 183275840), (121, 166614400), (128, 157502675), (160, 126002140), (176, 114547400), (200, 100801712), (220, 91637920), (242, 83307200), (275, 73310336), (320, 63001070), (352, 57273700), (400, 50400856), (440, 45818960), (484, 41653600), (550, 36655168), (605, 33322880), (640, 31500535), (704, 28636850), (800, 25200428), (880, 22909480), (968, 20826800), (1100, 18327584), (1210, 16661440), (1408, 14318425), (1600, 12600214), (1760, 11454740), (1936, 10413400), (2200, 9163792), (2420, 8330720), (3025, 6664576), (3200, 6300107), (3520, 5727370), (3872, 5206700), (4400, 4581896), (4840, 4165360), (6050, 3332288), (7040, 2863685), (7744, 2603350), (8800, 2290948), (9680, 2082680), (12100, 1666144), (15488, 1301675), (17600, 1145474), (19360, 1041340), (24200, 833072), (35200, 572737), (38720, 520670), (48400, 416536), (52067, 387200), (77440, 260335), (96800, 208268), (104134, 193600)]