178162740

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{5237}}^1$

素因数の和:5268

約数の個数: 144

約数和(自身を含む): 640628352

約数和(自身を除く): 462465612

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, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 756, 810, 945, 972, 1134, 1215, 1260, 1620, 1701, 1890, 2268, 2430, 2835, 3402, 3780, 4860, 5237, 5670, 6804, 8505, 10474, 11340, 15711, 17010, 20948, 26185, 31422, 34020, 36659, 47133, 52370, 62844, 73318, 78555, 94266, 104740, 109977, 141399, 146636, 157110, 183295, 188532, 219954, 235665, 282798, 314220, 329931, 366590, 424197, 439908, 471330, 549885, 565596, 659862, 706995, 733180, 848394, 942660, 989793, 1099770, 1272591, 1319724, 1413990, 1649655, 1696788, 1979586, 2120985, 2199540, 2545182, 2827980, 2969379, 3299310, 3959172, 4241970, 4948965, 5090364, 5938758, 6362955, 6598620, 8483940, 8908137, 9897930, 11877516, 12725910, 14846895, 17816274, 19795860, 25451820, 29693790, 35632548, 44540685, 59387580, 89081370, 178162740]

約数ペア:

[(1, 178162740), (2, 89081370), (3, 59387580), (4, 44540685), (5, 35632548), (6, 29693790), (7, 25451820), (9, 19795860), (10, 17816274), (12, 14846895), (14, 12725910), (15, 11877516), (18, 9897930), (20, 8908137), (21, 8483940), (27, 6598620), (28, 6362955), (30, 5938758), (35, 5090364), (36, 4948965), (42, 4241970), (45, 3959172), (54, 3299310), (60, 2969379), (63, 2827980), (70, 2545182), (81, 2199540), (84, 2120985), (90, 1979586), (105, 1696788), (108, 1649655), (126, 1413990), (135, 1319724), (140, 1272591), (162, 1099770), (180, 989793), (189, 942660), (210, 848394), (243, 733180), (252, 706995), (270, 659862), (315, 565596), (324, 549885), (378, 471330), (405, 439908), (420, 424197), (486, 366590), (540, 329931), (567, 314220), (630, 282798), (756, 235665), (810, 219954), (945, 188532), (972, 183295), (1134, 157110), (1215, 146636), (1260, 141399), (1620, 109977), (1701, 104740), (1890, 94266), (2268, 78555), (2430, 73318), (2835, 62844), (3402, 52370), (3780, 47133), (4860, 36659), (5237, 34020), (5670, 31422), (6804, 26185), (8505, 20948), (10474, 17010), (11340, 15711)]