48912780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:284

約数の個数: 144

約数和(自身を含む): 161796096

約数和(自身を除く): 112883316

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 127, 131, 140, 147, 196, 210, 245, 254, 262, 294, 381, 393, 420, 490, 508, 524, 588, 635, 655, 735, 762, 786, 889, 917, 980, 1270, 1310, 1470, 1524, 1572, 1778, 1834, 1905, 1965, 2540, 2620, 2667, 2751, 2940, 3556, 3668, 3810, 3930, 4445, 4585, 5334, 5502, 6223, 6419, 7620, 7860, 8890, 9170, 10668, 11004, 12446, 12838, 13335, 13755, 16637, 17780, 18340, 18669, 19257, 24892, 25676, 26670, 27510, 31115, 32095, 33274, 37338, 38514, 49911, 53340, 55020, 62230, 64190, 66548, 74676, 77028, 83185, 93345, 96285, 99822, 116459, 124460, 128380, 166370, 186690, 192570, 199644, 232918, 249555, 332740, 349377, 373380, 385140, 465836, 499110, 582295, 698754, 815213, 998220, 1164590, 1397508, 1630426, 1746885, 2329180, 2445639, 3260852, 3493770, 4076065, 4891278, 6987540, 8152130, 9782556, 12228195, 16304260, 24456390, 48912780]

約数ペア:

[(1, 48912780), (2, 24456390), (3, 16304260), (4, 12228195), (5, 9782556), (6, 8152130), (7, 6987540), (10, 4891278), (12, 4076065), (14, 3493770), (15, 3260852), (20, 2445639), (21, 2329180), (28, 1746885), (30, 1630426), (35, 1397508), (42, 1164590), (49, 998220), (60, 815213), (70, 698754), (84, 582295), (98, 499110), (105, 465836), (127, 385140), (131, 373380), (140, 349377), (147, 332740), (196, 249555), (210, 232918), (245, 199644), (254, 192570), (262, 186690), (294, 166370), (381, 128380), (393, 124460), (420, 116459), (490, 99822), (508, 96285), (524, 93345), (588, 83185), (635, 77028), (655, 74676), (735, 66548), (762, 64190), (786, 62230), (889, 55020), (917, 53340), (980, 49911), (1270, 38514), (1310, 37338), (1470, 33274), (1524, 32095), (1572, 31115), (1778, 27510), (1834, 26670), (1905, 25676), (1965, 24892), (2540, 19257), (2620, 18669), (2667, 18340), (2751, 17780), (2940, 16637), (3556, 13755), (3668, 13335), (3810, 12838), (3930, 12446), (4445, 11004), (4585, 10668), (5334, 9170), (5502, 8890), (6223, 7860), (6419, 7620)]