64218840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{859}}^1$

素因数の和:969

約数の個数: 128

約数和(自身を含む): 222912000

約数和(自身を除く): 158693160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 420, 445, 534, 623, 712, 840, 859, 890, 1068, 1246, 1335, 1718, 1780, 1869, 2136, 2492, 2577, 2670, 3115, 3436, 3560, 3738, 4295, 4984, 5154, 5340, 6013, 6230, 6872, 7476, 8590, 9345, 10308, 10680, 12026, 12460, 12885, 14952, 17180, 18039, 18690, 20616, 24052, 24920, 25770, 30065, 34360, 36078, 37380, 48104, 51540, 60130, 72156, 74760, 76451, 90195, 103080, 120260, 144312, 152902, 180390, 229353, 240520, 305804, 360780, 382255, 458706, 535157, 611608, 721560, 764510, 917412, 1070314, 1146765, 1529020, 1605471, 1834824, 2140628, 2293530, 2675785, 3058040, 3210942, 4281256, 4587060, 5351570, 6421884, 8027355, 9174120, 10703140, 12843768, 16054710, 21406280, 32109420, 64218840]

約数ペア:

[(1, 64218840), (2, 32109420), (3, 21406280), (4, 16054710), (5, 12843768), (6, 10703140), (7, 9174120), (8, 8027355), (10, 6421884), (12, 5351570), (14, 4587060), (15, 4281256), (20, 3210942), (21, 3058040), (24, 2675785), (28, 2293530), (30, 2140628), (35, 1834824), (40, 1605471), (42, 1529020), (56, 1146765), (60, 1070314), (70, 917412), (84, 764510), (89, 721560), (105, 611608), (120, 535157), (140, 458706), (168, 382255), (178, 360780), (210, 305804), (267, 240520), (280, 229353), (356, 180390), (420, 152902), (445, 144312), (534, 120260), (623, 103080), (712, 90195), (840, 76451), (859, 74760), (890, 72156), (1068, 60130), (1246, 51540), (1335, 48104), (1718, 37380), (1780, 36078), (1869, 34360), (2136, 30065), (2492, 25770), (2577, 24920), (2670, 24052), (3115, 20616), (3436, 18690), (3560, 18039), (3738, 17180), (4295, 14952), (4984, 12885), (5154, 12460), (5340, 12026), (6013, 10680), (6230, 10308), (6872, 9345), (7476, 8590)]