7991550

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:127

約数の個数: 144

約数和(自身を含む): 25534080

約数和(自身を除く): 17542530

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 43, 45, 50, 59, 63, 70, 75, 86, 90, 105, 118, 126, 129, 150, 175, 177, 210, 215, 225, 258, 295, 301, 315, 350, 354, 387, 413, 430, 450, 525, 531, 590, 602, 630, 645, 774, 826, 885, 903, 1050, 1062, 1075, 1239, 1290, 1475, 1505, 1575, 1770, 1806, 1935, 2065, 2150, 2478, 2537, 2655, 2709, 2950, 3010, 3150, 3225, 3717, 3870, 4130, 4425, 4515, 5074, 5310, 5418, 6195, 6450, 7434, 7525, 7611, 8850, 9030, 9675, 10325, 12390, 12685, 13275, 13545, 15050, 15222, 17759, 18585, 19350, 20650, 22575, 22833, 25370, 26550, 27090, 30975, 35518, 37170, 38055, 45150, 45666, 53277, 61950, 63425, 67725, 76110, 88795, 92925, 106554, 114165, 126850, 135450, 159831, 177590, 185850, 190275, 228330, 266385, 319662, 380550, 443975, 532770, 570825, 799155, 887950, 1141650, 1331925, 1598310, 2663850, 3995775, 7991550]

約数ペア:

[(1, 7991550), (2, 3995775), (3, 2663850), (5, 1598310), (6, 1331925), (7, 1141650), (9, 887950), (10, 799155), (14, 570825), (15, 532770), (18, 443975), (21, 380550), (25, 319662), (30, 266385), (35, 228330), (42, 190275), (43, 185850), (45, 177590), (50, 159831), (59, 135450), (63, 126850), (70, 114165), (75, 106554), (86, 92925), (90, 88795), (105, 76110), (118, 67725), (126, 63425), (129, 61950), (150, 53277), (175, 45666), (177, 45150), (210, 38055), (215, 37170), (225, 35518), (258, 30975), (295, 27090), (301, 26550), (315, 25370), (350, 22833), (354, 22575), (387, 20650), (413, 19350), (430, 18585), (450, 17759), (525, 15222), (531, 15050), (590, 13545), (602, 13275), (630, 12685), (645, 12390), (774, 10325), (826, 9675), (885, 9030), (903, 8850), (1050, 7611), (1062, 7525), (1075, 7434), (1239, 6450), (1290, 6195), (1475, 5418), (1505, 5310), (1575, 5074), (1770, 4515), (1806, 4425), (1935, 4130), (2065, 3870), (2150, 3717), (2478, 3225), (2537, 3150), (2655, 3010), (2709, 2950)]