212859540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{2351}}^1$

素因数の和:2869

約数の個数: 72

約数和(自身を含む): 647232768

約数和(自身を除く): 434373228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 503, 1006, 1509, 2012, 2351, 2515, 3018, 4527, 4702, 5030, 6036, 7053, 7545, 9054, 9404, 10060, 11755, 14106, 15090, 18108, 21159, 22635, 23510, 28212, 30180, 35265, 42318, 45270, 47020, 70530, 84636, 90540, 105795, 141060, 211590, 423180, 1182553, 2365106, 3547659, 4730212, 5912765, 7095318, 10642977, 11825530, 14190636, 17738295, 21285954, 23651060, 35476590, 42571908, 53214885, 70953180, 106429770, 212859540]

約数ペア:

[(1, 212859540), (2, 106429770), (3, 70953180), (4, 53214885), (5, 42571908), (6, 35476590), (9, 23651060), (10, 21285954), (12, 17738295), (15, 14190636), (18, 11825530), (20, 10642977), (30, 7095318), (36, 5912765), (45, 4730212), (60, 3547659), (90, 2365106), (180, 1182553), (503, 423180), (1006, 211590), (1509, 141060), (2012, 105795), (2351, 90540), (2515, 84636), (3018, 70530), (4527, 47020), (4702, 45270), (5030, 42318), (6036, 35265), (7053, 30180), (7545, 28212), (9054, 23510), (9404, 22635), (10060, 21159), (11755, 18108), (14106, 15090)]