220817844

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{10039}}^1$

素因数の和:10109

約数の個数: 72

約数和(自身を含む): 613966080

約数和(自身を除く): 393148236

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 47, 52, 78, 94, 117, 141, 156, 188, 234, 282, 423, 468, 564, 611, 846, 1222, 1692, 1833, 2444, 3666, 5499, 7332, 10039, 10998, 20078, 21996, 30117, 40156, 60234, 90351, 120468, 130507, 180702, 261014, 361404, 391521, 471833, 522028, 783042, 943666, 1174563, 1415499, 1566084, 1887332, 2349126, 2830998, 4246497, 4698252, 5661996, 6133829, 8492994, 12267658, 16985988, 18401487, 24535316, 36802974, 55204461, 73605948, 110408922, 220817844]

約数ペア:

[(1, 220817844), (2, 110408922), (3, 73605948), (4, 55204461), (6, 36802974), (9, 24535316), (12, 18401487), (13, 16985988), (18, 12267658), (26, 8492994), (36, 6133829), (39, 5661996), (47, 4698252), (52, 4246497), (78, 2830998), (94, 2349126), (117, 1887332), (141, 1566084), (156, 1415499), (188, 1174563), (234, 943666), (282, 783042), (423, 522028), (468, 471833), (564, 391521), (611, 361404), (846, 261014), (1222, 180702), (1692, 130507), (1833, 120468), (2444, 90351), (3666, 60234), (5499, 40156), (7332, 30117), (10039, 21996), (10998, 20078)]