227640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{271}}^1$

素因数の和:292

約数の個数: 64

約数和(自身を含む): 783360

約数和(自身を除く): 555720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 271, 280, 420, 542, 813, 840, 1084, 1355, 1626, 1897, 2168, 2710, 3252, 3794, 4065, 5420, 5691, 6504, 7588, 8130, 9485, 10840, 11382, 15176, 16260, 18970, 22764, 28455, 32520, 37940, 45528, 56910, 75880, 113820, 227640]

約数ペア:

[(1, 227640), (2, 113820), (3, 75880), (4, 56910), (5, 45528), (6, 37940), (7, 32520), (8, 28455), (10, 22764), (12, 18970), (14, 16260), (15, 15176), (20, 11382), (21, 10840), (24, 9485), (28, 8130), (30, 7588), (35, 6504), (40, 5691), (42, 5420), (56, 4065), (60, 3794), (70, 3252), (84, 2710), (105, 2168), (120, 1897), (140, 1626), (168, 1355), (210, 1084), (271, 840), (280, 813), (420, 542)]