13406220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1049}}^1$

素因数の和:1135

約数の個数: 72

約数和(自身を含む): 41277600

約数和(自身を除く): 27871380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1049, 1065, 1278, 1420, 2098, 2130, 2556, 3147, 3195, 4196, 4260, 5245, 6294, 6390, 9441, 10490, 12588, 12780, 15735, 18882, 20980, 31470, 37764, 47205, 62940, 74479, 94410, 148958, 188820, 223437, 297916, 372395, 446874, 670311, 744790, 893748, 1117185, 1340622, 1489580, 2234370, 2681244, 3351555, 4468740, 6703110, 13406220]

約数ペア:

[(1, 13406220), (2, 6703110), (3, 4468740), (4, 3351555), (5, 2681244), (6, 2234370), (9, 1489580), (10, 1340622), (12, 1117185), (15, 893748), (18, 744790), (20, 670311), (30, 446874), (36, 372395), (45, 297916), (60, 223437), (71, 188820), (90, 148958), (142, 94410), (180, 74479), (213, 62940), (284, 47205), (355, 37764), (426, 31470), (639, 20980), (710, 18882), (852, 15735), (1049, 12780), (1065, 12588), (1278, 10490), (1420, 9441), (2098, 6390), (2130, 6294), (2556, 5245), (3147, 4260), (3195, 4196)]