318402840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4259}}^1$

素因数の和:4369

約数の個数: 128

約数和(自身を含む): 1104192000

約数和(自身を除く): 785789160

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, 890, 1068, 1246, 1335, 1780, 1869, 2136, 2492, 2670, 3115, 3560, 3738, 4259, 4984, 5340, 6230, 7476, 8518, 9345, 10680, 12460, 12777, 14952, 17036, 18690, 21295, 24920, 25554, 29813, 34072, 37380, 42590, 51108, 59626, 63885, 74760, 85180, 89439, 102216, 119252, 127770, 149065, 170360, 178878, 238504, 255540, 298130, 357756, 379051, 447195, 511080, 596260, 715512, 758102, 894390, 1137153, 1192520, 1516204, 1788780, 1895255, 2274306, 2653357, 3032408, 3577560, 3790510, 4548612, 5306714, 5685765, 7581020, 7960071, 9097224, 10613428, 11371530, 13266785, 15162040, 15920142, 21226856, 22743060, 26533570, 31840284, 39800355, 45486120, 53067140, 63680568, 79600710, 106134280, 159201420, 318402840]

約数ペア:

[(1, 318402840), (2, 159201420), (3, 106134280), (4, 79600710), (5, 63680568), (6, 53067140), (7, 45486120), (8, 39800355), (10, 31840284), (12, 26533570), (14, 22743060), (15, 21226856), (20, 15920142), (21, 15162040), (24, 13266785), (28, 11371530), (30, 10613428), (35, 9097224), (40, 7960071), (42, 7581020), (56, 5685765), (60, 5306714), (70, 4548612), (84, 3790510), (89, 3577560), (105, 3032408), (120, 2653357), (140, 2274306), (168, 1895255), (178, 1788780), (210, 1516204), (267, 1192520), (280, 1137153), (356, 894390), (420, 758102), (445, 715512), (534, 596260), (623, 511080), (712, 447195), (840, 379051), (890, 357756), (1068, 298130), (1246, 255540), (1335, 238504), (1780, 178878), (1869, 170360), (2136, 149065), (2492, 127770), (2670, 119252), (3115, 102216), (3560, 89439), (3738, 85180), (4259, 74760), (4984, 63885), (5340, 59626), (6230, 51108), (7476, 42590), (8518, 37380), (9345, 34072), (10680, 29813), (12460, 25554), (12777, 24920), (14952, 21295), (17036, 18690)]