1664900640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{88937}}^1$

素因数の和:88971

約数の個数: 144

約数和(自身を含む): 6118578648

約数和(自身を除く): 4453678008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 88937, 177874, 266811, 355748, 444685, 533622, 711496, 800433, 889370, 1067244, 1156181, 1334055, 1422992, 1600866, 1778740, 2134488, 2312362, 2668110, 2845984, 3201732, 3468543, 3557480, 4002165, 4268976, 4624724, 5336220, 5780905, 6403464, 6937086, 7114960, 8004330, 8537952, 9249448, 10405629, 10672440, 11561810, 12806928, 13874172, 14229920, 16008660, 17342715, 18498896, 20811258, 21344880, 23123620, 25613856, 27748344, 32017320, 34685430, 36997792, 41622516, 42689760, 46247240, 52028145, 55496688, 64034640, 69370860, 83245032, 92494480, 104056290, 110993376, 128069280, 138741720, 166490064, 184988960, 208112580, 277483440, 332980128, 416225160, 554966880, 832450320, 1664900640]

約数ペア:

[(1, 1664900640), (2, 832450320), (3, 554966880), (4, 416225160), (5, 332980128), (6, 277483440), (8, 208112580), (9, 184988960), (10, 166490064), (12, 138741720), (13, 128069280), (15, 110993376), (16, 104056290), (18, 92494480), (20, 83245032), (24, 69370860), (26, 64034640), (30, 55496688), (32, 52028145), (36, 46247240), (39, 42689760), (40, 41622516), (45, 36997792), (48, 34685430), (52, 32017320), (60, 27748344), (65, 25613856), (72, 23123620), (78, 21344880), (80, 20811258), (90, 18498896), (96, 17342715), (104, 16008660), (117, 14229920), (120, 13874172), (130, 12806928), (144, 11561810), (156, 10672440), (160, 10405629), (180, 9249448), (195, 8537952), (208, 8004330), (234, 7114960), (240, 6937086), (260, 6403464), (288, 5780905), (312, 5336220), (360, 4624724), (390, 4268976), (416, 4002165), (468, 3557480), (480, 3468543), (520, 3201732), (585, 2845984), (624, 2668110), (720, 2312362), (780, 2134488), (936, 1778740), (1040, 1600866), (1170, 1422992), (1248, 1334055), (1440, 1156181), (1560, 1067244), (1872, 889370), (2080, 800433), (2340, 711496), (3120, 533622), (3744, 444685), (4680, 355748), (6240, 266811), (9360, 177874), (18720, 88937)]