262081260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{208001}}^1$

素因数の和:208023

約数の個数: 72

約数和(自身を含む): 908552736

約数和(自身を除く): 646471476

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 208001, 416002, 624003, 832004, 1040005, 1248006, 1456007, 1872009, 2080010, 2496012, 2912014, 3120015, 3744018, 4160020, 4368021, 5824028, 6240030, 7280035, 7488036, 8736042, 9360045, 12480060, 13104063, 14560070, 17472084, 18720090, 21840105, 26208126, 29120140, 37440180, 43680210, 52416252, 65520315, 87360420, 131040630, 262081260]

約数ペア:

[(1, 262081260), (2, 131040630), (3, 87360420), (4, 65520315), (5, 52416252), (6, 43680210), (7, 37440180), (9, 29120140), (10, 26208126), (12, 21840105), (14, 18720090), (15, 17472084), (18, 14560070), (20, 13104063), (21, 12480060), (28, 9360045), (30, 8736042), (35, 7488036), (36, 7280035), (42, 6240030), (45, 5824028), (60, 4368021), (63, 4160020), (70, 3744018), (84, 3120015), (90, 2912014), (105, 2496012), (126, 2080010), (140, 1872009), (180, 1456007), (210, 1248006), (252, 1040005), (315, 832004), (420, 624003), (630, 416002), (1260, 208001)]