208245240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4861}}^1$

素因数の和:4902

約数の個数: 192

約数和(自身を含む): 819149760

約数和(自身を除く): 610904520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 51, 56, 60, 63, 68, 70, 72, 84, 85, 90, 102, 105, 119, 120, 126, 136, 140, 153, 168, 170, 180, 204, 210, 238, 252, 255, 280, 306, 315, 340, 357, 360, 408, 420, 476, 504, 510, 595, 612, 630, 680, 714, 765, 840, 952, 1020, 1071, 1190, 1224, 1260, 1428, 1530, 1785, 2040, 2142, 2380, 2520, 2856, 3060, 3570, 4284, 4760, 4861, 5355, 6120, 7140, 8568, 9722, 10710, 14280, 14583, 19444, 21420, 24305, 29166, 34027, 38888, 42840, 43749, 48610, 58332, 68054, 72915, 82637, 87498, 97220, 102081, 116664, 136108, 145830, 165274, 170135, 174996, 194440, 204162, 218745, 247911, 272216, 291660, 306243, 330548, 340270, 349992, 408324, 413185, 437490, 495822, 510405, 578459, 583320, 612486, 661096, 680540, 743733, 816648, 826370, 874980, 991644, 1020810, 1156918, 1224972, 1239555, 1361080, 1487466, 1531215, 1652740, 1735377, 1749960, 1983288, 2041620, 2313836, 2449944, 2479110, 2892295, 2974932, 3062430, 3305480, 3470754, 3718665, 4083240, 4627672, 4958220, 5206131, 5784590, 5949864, 6124860, 6941508, 7437330, 8676885, 9916440, 10412262, 11569180, 12249720, 13883016, 14874660, 17353770, 20824524, 23138360, 26030655, 29749320, 34707540, 41649048, 52061310, 69415080, 104122620, 208245240]

約数ペア:

[(1, 208245240), (2, 104122620), (3, 69415080), (4, 52061310), (5, 41649048), (6, 34707540), (7, 29749320), (8, 26030655), (9, 23138360), (10, 20824524), (12, 17353770), (14, 14874660), (15, 13883016), (17, 12249720), (18, 11569180), (20, 10412262), (21, 9916440), (24, 8676885), (28, 7437330), (30, 6941508), (34, 6124860), (35, 5949864), (36, 5784590), (40, 5206131), (42, 4958220), (45, 4627672), (51, 4083240), (56, 3718665), (60, 3470754), (63, 3305480), (68, 3062430), (70, 2974932), (72, 2892295), (84, 2479110), (85, 2449944), (90, 2313836), (102, 2041620), (105, 1983288), (119, 1749960), (120, 1735377), (126, 1652740), (136, 1531215), (140, 1487466), (153, 1361080), (168, 1239555), (170, 1224972), (180, 1156918), (204, 1020810), (210, 991644), (238, 874980), (252, 826370), (255, 816648), (280, 743733), (306, 680540), (315, 661096), (340, 612486), (357, 583320), (360, 578459), (408, 510405), (420, 495822), (476, 437490), (504, 413185), (510, 408324), (595, 349992), (612, 340270), (630, 330548), (680, 306243), (714, 291660), (765, 272216), (840, 247911), (952, 218745), (1020, 204162), (1071, 194440), (1190, 174996), (1224, 170135), (1260, 165274), (1428, 145830), (1530, 136108), (1785, 116664), (2040, 102081), (2142, 97220), (2380, 87498), (2520, 82637), (2856, 72915), (3060, 68054), (3570, 58332), (4284, 48610), (4760, 43749), (4861, 42840), (5355, 38888), (6120, 34027), (7140, 29166), (8568, 24305), (9722, 21420), (10710, 19444), (14280, 14583)]