623318220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{23557}}^1$

素因数の和:23589

約数の個数: 144

約数和(自身を含む): 2255914080

約数和(自身を除く): 1632595860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 5292, 6615, 8820, 13230, 23557, 26460, 47114, 70671, 94228, 117785, 141342, 164899, 212013, 235570, 282684, 329798, 353355, 424026, 471140, 494697, 636039, 659596, 706710, 824495, 848052, 989394, 1060065, 1154293, 1272078, 1413420, 1484091, 1648990, 1978788, 2120130, 2308586, 2473485, 2544156, 2968182, 3180195, 3297980, 3462879, 4240260, 4452273, 4617172, 4946970, 5771465, 5936364, 6360390, 6925758, 7420455, 8904546, 9893940, 10388637, 11542930, 12720780, 13851516, 14840910, 17314395, 17809092, 20777274, 22261365, 23085860, 29681820, 31165911, 34628790, 41554548, 44522730, 51943185, 62331822, 69257580, 89045460, 103886370, 124663644, 155829555, 207772740, 311659110, 623318220]

約数ペア:

[(1, 623318220), (2, 311659110), (3, 207772740), (4, 155829555), (5, 124663644), (6, 103886370), (7, 89045460), (9, 69257580), (10, 62331822), (12, 51943185), (14, 44522730), (15, 41554548), (18, 34628790), (20, 31165911), (21, 29681820), (27, 23085860), (28, 22261365), (30, 20777274), (35, 17809092), (36, 17314395), (42, 14840910), (45, 13851516), (49, 12720780), (54, 11542930), (60, 10388637), (63, 9893940), (70, 8904546), (84, 7420455), (90, 6925758), (98, 6360390), (105, 5936364), (108, 5771465), (126, 4946970), (135, 4617172), (140, 4452273), (147, 4240260), (180, 3462879), (189, 3297980), (196, 3180195), (210, 2968182), (245, 2544156), (252, 2473485), (270, 2308586), (294, 2120130), (315, 1978788), (378, 1648990), (420, 1484091), (441, 1413420), (490, 1272078), (540, 1154293), (588, 1060065), (630, 989394), (735, 848052), (756, 824495), (882, 706710), (945, 659596), (980, 636039), (1260, 494697), (1323, 471140), (1470, 424026), (1764, 353355), (1890, 329798), (2205, 282684), (2646, 235570), (2940, 212013), (3780, 164899), (4410, 141342), (5292, 117785), (6615, 94228), (8820, 70671), (13230, 47114), (23557, 26460)]