388123260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2861}}^1$

素因数の和:2916

約数の個数: 192

約数和(自身を含む): 1384750080

約数和(自身を除く): 996626820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 19, 20, 21, 28, 30, 34, 35, 38, 42, 51, 57, 60, 68, 70, 76, 84, 85, 95, 102, 105, 114, 119, 133, 140, 170, 190, 204, 210, 228, 238, 255, 266, 285, 323, 340, 357, 380, 399, 420, 476, 510, 532, 570, 595, 646, 665, 714, 798, 969, 1020, 1140, 1190, 1292, 1330, 1428, 1596, 1615, 1785, 1938, 1995, 2261, 2380, 2660, 2861, 3230, 3570, 3876, 3990, 4522, 4845, 5722, 6460, 6783, 7140, 7980, 8583, 9044, 9690, 11305, 11444, 13566, 14305, 17166, 19380, 20027, 22610, 27132, 28610, 33915, 34332, 40054, 42915, 45220, 48637, 54359, 57220, 60081, 67830, 80108, 85830, 97274, 100135, 108718, 120162, 135660, 145911, 163077, 171660, 194548, 200270, 217436, 240324, 243185, 271795, 291822, 300405, 326154, 340459, 380513, 400540, 486370, 543590, 583644, 600810, 652308, 680918, 729555, 761026, 815385, 924103, 972740, 1021377, 1087180, 1141539, 1201620, 1361836, 1459110, 1522052, 1630770, 1702295, 1848206, 1902565, 2042754, 2283078, 2772309, 2918220, 3261540, 3404590, 3696412, 3805130, 4085508, 4566156, 4620515, 5106885, 5544618, 5707695, 6468721, 6809180, 7610260, 9241030, 10213770, 11089236, 11415390, 12937442, 13861545, 18482060, 19406163, 20427540, 22830780, 25874884, 27723090, 32343605, 38812326, 55446180, 64687210, 77624652, 97030815, 129374420, 194061630, 388123260]

約数ペア:

[(1, 388123260), (2, 194061630), (3, 129374420), (4, 97030815), (5, 77624652), (6, 64687210), (7, 55446180), (10, 38812326), (12, 32343605), (14, 27723090), (15, 25874884), (17, 22830780), (19, 20427540), (20, 19406163), (21, 18482060), (28, 13861545), (30, 12937442), (34, 11415390), (35, 11089236), (38, 10213770), (42, 9241030), (51, 7610260), (57, 6809180), (60, 6468721), (68, 5707695), (70, 5544618), (76, 5106885), (84, 4620515), (85, 4566156), (95, 4085508), (102, 3805130), (105, 3696412), (114, 3404590), (119, 3261540), (133, 2918220), (140, 2772309), (170, 2283078), (190, 2042754), (204, 1902565), (210, 1848206), (228, 1702295), (238, 1630770), (255, 1522052), (266, 1459110), (285, 1361836), (323, 1201620), (340, 1141539), (357, 1087180), (380, 1021377), (399, 972740), (420, 924103), (476, 815385), (510, 761026), (532, 729555), (570, 680918), (595, 652308), (646, 600810), (665, 583644), (714, 543590), (798, 486370), (969, 400540), (1020, 380513), (1140, 340459), (1190, 326154), (1292, 300405), (1330, 291822), (1428, 271795), (1596, 243185), (1615, 240324), (1785, 217436), (1938, 200270), (1995, 194548), (2261, 171660), (2380, 163077), (2660, 145911), (2861, 135660), (3230, 120162), (3570, 108718), (3876, 100135), (3990, 97274), (4522, 85830), (4845, 80108), (5722, 67830), (6460, 60081), (6783, 57220), (7140, 54359), (7980, 48637), (8583, 45220), (9044, 42915), (9690, 40054), (11305, 34332), (11444, 33915), (13566, 28610), (14305, 27132), (17166, 22610), (19380, 20027)]