64263780

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{1889}}^1$

素因数の和:1920

約数の個数: 144

約数和(自身を含む): 231154560

約数和(自身を除く): 166890780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 756, 810, 945, 972, 1134, 1215, 1260, 1620, 1701, 1889, 1890, 2268, 2430, 2835, 3402, 3778, 3780, 4860, 5667, 5670, 6804, 7556, 8505, 9445, 11334, 11340, 13223, 17001, 17010, 18890, 22668, 26446, 28335, 34002, 34020, 37780, 39669, 51003, 52892, 56670, 66115, 68004, 79338, 85005, 102006, 113340, 119007, 132230, 153009, 158676, 170010, 198345, 204012, 238014, 255015, 264460, 306018, 340020, 357021, 396690, 459027, 476028, 510030, 595035, 612036, 714042, 765045, 793380, 918054, 1020060, 1071063, 1190070, 1428084, 1530090, 1785105, 1836108, 2142126, 2295135, 2380140, 3060180, 3213189, 3570210, 4284252, 4590270, 5355315, 6426378, 7140420, 9180540, 10710630, 12852756, 16065945, 21421260, 32131890, 64263780]

約数ペア:

[(1, 64263780), (2, 32131890), (3, 21421260), (4, 16065945), (5, 12852756), (6, 10710630), (7, 9180540), (9, 7140420), (10, 6426378), (12, 5355315), (14, 4590270), (15, 4284252), (18, 3570210), (20, 3213189), (21, 3060180), (27, 2380140), (28, 2295135), (30, 2142126), (35, 1836108), (36, 1785105), (42, 1530090), (45, 1428084), (54, 1190070), (60, 1071063), (63, 1020060), (70, 918054), (81, 793380), (84, 765045), (90, 714042), (105, 612036), (108, 595035), (126, 510030), (135, 476028), (140, 459027), (162, 396690), (180, 357021), (189, 340020), (210, 306018), (243, 264460), (252, 255015), (270, 238014), (315, 204012), (324, 198345), (378, 170010), (405, 158676), (420, 153009), (486, 132230), (540, 119007), (567, 113340), (630, 102006), (756, 85005), (810, 79338), (945, 68004), (972, 66115), (1134, 56670), (1215, 52892), (1260, 51003), (1620, 39669), (1701, 37780), (1889, 34020), (1890, 34002), (2268, 28335), (2430, 26446), (2835, 22668), (3402, 18890), (3778, 17010), (3780, 17001), (4860, 13223), (5667, 11340), (5670, 11334), (6804, 9445), (7556, 8505)]