77091420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{191}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 256241664

約数和(自身を除く): 179150244

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 191, 210, 217, 310, 372, 382, 420, 434, 465, 573, 620, 651, 764, 868, 930, 955, 961, 1085, 1146, 1302, 1337, 1860, 1910, 1922, 2170, 2292, 2604, 2674, 2865, 2883, 3255, 3820, 3844, 4011, 4340, 4805, 5348, 5730, 5766, 5921, 6510, 6685, 6727, 8022, 9610, 11460, 11532, 11842, 13020, 13370, 13454, 14415, 16044, 17763, 19220, 20055, 20181, 23684, 26740, 26908, 28830, 29605, 33635, 35526, 40110, 40362, 41447, 57660, 59210, 67270, 71052, 80220, 80724, 82894, 88815, 100905, 118420, 124341, 134540, 165788, 177630, 183551, 201810, 207235, 248682, 355260, 367102, 403620, 414470, 497364, 550653, 621705, 734204, 828940, 917755, 1101306, 1243410, 1284857, 1835510, 2202612, 2486820, 2569714, 2753265, 3671020, 3854571, 5139428, 5506530, 6424285, 7709142, 11013060, 12848570, 15418284, 19272855, 25697140, 38545710, 77091420]

約数ペア:

[(1, 77091420), (2, 38545710), (3, 25697140), (4, 19272855), (5, 15418284), (6, 12848570), (7, 11013060), (10, 7709142), (12, 6424285), (14, 5506530), (15, 5139428), (20, 3854571), (21, 3671020), (28, 2753265), (30, 2569714), (31, 2486820), (35, 2202612), (42, 1835510), (60, 1284857), (62, 1243410), (70, 1101306), (84, 917755), (93, 828940), (105, 734204), (124, 621705), (140, 550653), (155, 497364), (186, 414470), (191, 403620), (210, 367102), (217, 355260), (310, 248682), (372, 207235), (382, 201810), (420, 183551), (434, 177630), (465, 165788), (573, 134540), (620, 124341), (651, 118420), (764, 100905), (868, 88815), (930, 82894), (955, 80724), (961, 80220), (1085, 71052), (1146, 67270), (1302, 59210), (1337, 57660), (1860, 41447), (1910, 40362), (1922, 40110), (2170, 35526), (2292, 33635), (2604, 29605), (2674, 28830), (2865, 26908), (2883, 26740), (3255, 23684), (3820, 20181), (3844, 20055), (4011, 19220), (4340, 17763), (4805, 16044), (5348, 14415), (5730, 13454), (5766, 13370), (5921, 13020), (6510, 11842), (6685, 11532), (6727, 11460), (8022, 9610)]