252994140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{200789}}^1$

素因数の和:200811

約数の個数: 72

約数和(自身を含む): 877050720

約数和(自身を除く): 624056580

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, 200789, 401578, 602367, 803156, 1003945, 1204734, 1405523, 1807101, 2007890, 2409468, 2811046, 3011835, 3614202, 4015780, 4216569, 5622092, 6023670, 7027615, 7228404, 8433138, 9035505, 12047340, 12649707, 14055230, 16866276, 18071010, 21082845, 25299414, 28110460, 36142020, 42165690, 50598828, 63248535, 84331380, 126497070, 252994140]

約数ペア:

[(1, 252994140), (2, 126497070), (3, 84331380), (4, 63248535), (5, 50598828), (6, 42165690), (7, 36142020), (9, 28110460), (10, 25299414), (12, 21082845), (14, 18071010), (15, 16866276), (18, 14055230), (20, 12649707), (21, 12047340), (28, 9035505), (30, 8433138), (35, 7228404), (36, 7027615), (42, 6023670), (45, 5622092), (60, 4216569), (63, 4015780), (70, 3614202), (84, 3011835), (90, 2811046), (105, 2409468), (126, 2007890), (140, 1807101), (180, 1405523), (210, 1204734), (252, 1003945), (315, 803156), (420, 602367), (630, 401578), (1260, 200789)]