673984920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{1787}}^1$

素因数の和:2257

約数の個数: 128

約数和(自身を含む): 2317248000

約数和(自身を除く): 1643263080

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, 105, 120, 140, 168, 210, 280, 420, 449, 840, 898, 1347, 1787, 1796, 2245, 2694, 3143, 3574, 3592, 4490, 5361, 5388, 6286, 6735, 7148, 8935, 8980, 9429, 10722, 10776, 12509, 12572, 13470, 14296, 15715, 17870, 17960, 18858, 21444, 25018, 25144, 26805, 26940, 31430, 35740, 37527, 37716, 42888, 47145, 50036, 53610, 53880, 62545, 62860, 71480, 75054, 75432, 94290, 100072, 107220, 125090, 125720, 150108, 187635, 188580, 214440, 250180, 300216, 375270, 377160, 500360, 750540, 802363, 1501080, 1604726, 2407089, 3209452, 4011815, 4814178, 5616541, 6418904, 8023630, 9628356, 11233082, 12035445, 16047260, 16849623, 19256712, 22466164, 24070890, 28082705, 32094520, 33699246, 44932328, 48141780, 56165410, 67398492, 84248115, 96283560, 112330820, 134796984, 168496230, 224661640, 336992460, 673984920]

約数ペア:

[(1, 673984920), (2, 336992460), (3, 224661640), (4, 168496230), (5, 134796984), (6, 112330820), (7, 96283560), (8, 84248115), (10, 67398492), (12, 56165410), (14, 48141780), (15, 44932328), (20, 33699246), (21, 32094520), (24, 28082705), (28, 24070890), (30, 22466164), (35, 19256712), (40, 16849623), (42, 16047260), (56, 12035445), (60, 11233082), (70, 9628356), (84, 8023630), (105, 6418904), (120, 5616541), (140, 4814178), (168, 4011815), (210, 3209452), (280, 2407089), (420, 1604726), (449, 1501080), (840, 802363), (898, 750540), (1347, 500360), (1787, 377160), (1796, 375270), (2245, 300216), (2694, 250180), (3143, 214440), (3574, 188580), (3592, 187635), (4490, 150108), (5361, 125720), (5388, 125090), (6286, 107220), (6735, 100072), (7148, 94290), (8935, 75432), (8980, 75054), (9429, 71480), (10722, 62860), (10776, 62545), (12509, 53880), (12572, 53610), (13470, 50036), (14296, 47145), (15715, 42888), (17870, 37716), (17960, 37527), (18858, 35740), (21444, 31430), (25018, 26940), (25144, 26805)]