31867080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{643}}^1$

素因数の和:723

約数の個数: 128

約数和(自身を含む): 111283200

約数和(自身を除く): 79416120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 59, 60, 70, 84, 105, 118, 120, 140, 168, 177, 210, 236, 280, 295, 354, 413, 420, 472, 590, 643, 708, 826, 840, 885, 1180, 1239, 1286, 1416, 1652, 1770, 1929, 2065, 2360, 2478, 2572, 3215, 3304, 3540, 3858, 4130, 4501, 4956, 5144, 6195, 6430, 7080, 7716, 8260, 9002, 9645, 9912, 12390, 12860, 13503, 15432, 16520, 18004, 19290, 22505, 24780, 25720, 27006, 36008, 37937, 38580, 45010, 49560, 54012, 67515, 75874, 77160, 90020, 108024, 113811, 135030, 151748, 180040, 189685, 227622, 265559, 270060, 303496, 379370, 455244, 531118, 540120, 569055, 758740, 796677, 910488, 1062236, 1138110, 1327795, 1517480, 1593354, 2124472, 2276220, 2655590, 3186708, 3983385, 4552440, 5311180, 6373416, 7966770, 10622360, 15933540, 31867080]

約数ペア:

[(1, 31867080), (2, 15933540), (3, 10622360), (4, 7966770), (5, 6373416), (6, 5311180), (7, 4552440), (8, 3983385), (10, 3186708), (12, 2655590), (14, 2276220), (15, 2124472), (20, 1593354), (21, 1517480), (24, 1327795), (28, 1138110), (30, 1062236), (35, 910488), (40, 796677), (42, 758740), (56, 569055), (59, 540120), (60, 531118), (70, 455244), (84, 379370), (105, 303496), (118, 270060), (120, 265559), (140, 227622), (168, 189685), (177, 180040), (210, 151748), (236, 135030), (280, 113811), (295, 108024), (354, 90020), (413, 77160), (420, 75874), (472, 67515), (590, 54012), (643, 49560), (708, 45010), (826, 38580), (840, 37937), (885, 36008), (1180, 27006), (1239, 25720), (1286, 24780), (1416, 22505), (1652, 19290), (1770, 18004), (1929, 16520), (2065, 15432), (2360, 13503), (2478, 12860), (2572, 12390), (3215, 9912), (3304, 9645), (3540, 9002), (3858, 8260), (4130, 7716), (4501, 7080), (4956, 6430), (5144, 6195)]