2390220

素因数分解:

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

素因数の和:300

約数の個数: 108

約数和(自身を含む): 8465184

約数和(自身を除く): 6074964

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 271, 294, 315, 420, 441, 490, 542, 588, 630, 735, 813, 882, 980, 1084, 1260, 1355, 1470, 1626, 1764, 1897, 2205, 2439, 2710, 2940, 3252, 3794, 4065, 4410, 4878, 5420, 5691, 7588, 8130, 8820, 9485, 9756, 11382, 12195, 13279, 16260, 17073, 18970, 22764, 24390, 26558, 28455, 34146, 37940, 39837, 48780, 53116, 56910, 66395, 68292, 79674, 85365, 113820, 119511, 132790, 159348, 170730, 199185, 239022, 265580, 341460, 398370, 478044, 597555, 796740, 1195110, 2390220]

約数ペア:

[(1, 2390220), (2, 1195110), (3, 796740), (4, 597555), (5, 478044), (6, 398370), (7, 341460), (9, 265580), (10, 239022), (12, 199185), (14, 170730), (15, 159348), (18, 132790), (20, 119511), (21, 113820), (28, 85365), (30, 79674), (35, 68292), (36, 66395), (42, 56910), (45, 53116), (49, 48780), (60, 39837), (63, 37940), (70, 34146), (84, 28455), (90, 26558), (98, 24390), (105, 22764), (126, 18970), (140, 17073), (147, 16260), (180, 13279), (196, 12195), (210, 11382), (245, 9756), (252, 9485), (271, 8820), (294, 8130), (315, 7588), (420, 5691), (441, 5420), (490, 4878), (542, 4410), (588, 4065), (630, 3794), (735, 3252), (813, 2940), (882, 2710), (980, 2439), (1084, 2205), (1260, 1897), (1355, 1764), (1470, 1626)]