42227220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:350

約数の個数: 144

約数和(自身を含む): 140652288

約数和(自身を除く): 98425068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 53, 60, 70, 84, 98, 105, 106, 140, 147, 159, 196, 210, 212, 245, 265, 271, 294, 318, 371, 420, 490, 530, 542, 588, 636, 735, 742, 795, 813, 980, 1060, 1084, 1113, 1355, 1470, 1484, 1590, 1626, 1855, 1897, 2226, 2597, 2710, 2940, 3180, 3252, 3710, 3794, 4065, 4452, 5194, 5420, 5565, 5691, 7420, 7588, 7791, 8130, 9485, 10388, 11130, 11382, 12985, 13279, 14363, 15582, 16260, 18970, 22260, 22764, 25970, 26558, 28455, 28726, 31164, 37940, 38955, 39837, 43089, 51940, 53116, 56910, 57452, 66395, 71815, 77910, 79674, 86178, 100541, 113820, 132790, 143630, 155820, 159348, 172356, 199185, 201082, 215445, 265580, 287260, 301623, 398370, 402164, 430890, 502705, 603246, 703787, 796740, 861780, 1005410, 1206492, 1407574, 1508115, 2010820, 2111361, 2815148, 3016230, 3518935, 4222722, 6032460, 7037870, 8445444, 10556805, 14075740, 21113610, 42227220]

約数ペア:

[(1, 42227220), (2, 21113610), (3, 14075740), (4, 10556805), (5, 8445444), (6, 7037870), (7, 6032460), (10, 4222722), (12, 3518935), (14, 3016230), (15, 2815148), (20, 2111361), (21, 2010820), (28, 1508115), (30, 1407574), (35, 1206492), (42, 1005410), (49, 861780), (53, 796740), (60, 703787), (70, 603246), (84, 502705), (98, 430890), (105, 402164), (106, 398370), (140, 301623), (147, 287260), (159, 265580), (196, 215445), (210, 201082), (212, 199185), (245, 172356), (265, 159348), (271, 155820), (294, 143630), (318, 132790), (371, 113820), (420, 100541), (490, 86178), (530, 79674), (542, 77910), (588, 71815), (636, 66395), (735, 57452), (742, 56910), (795, 53116), (813, 51940), (980, 43089), (1060, 39837), (1084, 38955), (1113, 37940), (1355, 31164), (1470, 28726), (1484, 28455), (1590, 26558), (1626, 25970), (1855, 22764), (1897, 22260), (2226, 18970), (2597, 16260), (2710, 15582), (2940, 14363), (3180, 13279), (3252, 12985), (3710, 11382), (3794, 11130), (4065, 10388), (4452, 9485), (5194, 8130), (5420, 7791), (5565, 7588), (5691, 7420)]