829174920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{13903}}^1$

素因数の和:13995

約数の個数: 128

約数和(自身を含む): 2883133440

約数和(自身を除く): 2053958520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 497, 568, 710, 840, 852, 994, 1065, 1420, 1491, 1704, 1988, 2130, 2485, 2840, 2982, 3976, 4260, 4970, 5964, 7455, 8520, 9940, 11928, 13903, 14910, 19880, 27806, 29820, 41709, 55612, 59640, 69515, 83418, 97321, 111224, 139030, 166836, 194642, 208545, 278060, 291963, 333672, 389284, 417090, 486605, 556120, 583926, 778568, 834180, 973210, 987113, 1167852, 1459815, 1668360, 1946420, 1974226, 2335704, 2919630, 2961339, 3892840, 3948452, 4935565, 5839260, 5922678, 6909791, 7896904, 9871130, 11678520, 11845356, 13819582, 14806695, 19742260, 20729373, 23690712, 27639164, 29613390, 34548955, 39484520, 41458746, 55278328, 59226780, 69097910, 82917492, 103646865, 118453560, 138195820, 165834984, 207293730, 276391640, 414587460, 829174920]

約数ペア:

[(1, 829174920), (2, 414587460), (3, 276391640), (4, 207293730), (5, 165834984), (6, 138195820), (7, 118453560), (8, 103646865), (10, 82917492), (12, 69097910), (14, 59226780), (15, 55278328), (20, 41458746), (21, 39484520), (24, 34548955), (28, 29613390), (30, 27639164), (35, 23690712), (40, 20729373), (42, 19742260), (56, 14806695), (60, 13819582), (70, 11845356), (71, 11678520), (84, 9871130), (105, 7896904), (120, 6909791), (140, 5922678), (142, 5839260), (168, 4935565), (210, 3948452), (213, 3892840), (280, 2961339), (284, 2919630), (355, 2335704), (420, 1974226), (426, 1946420), (497, 1668360), (568, 1459815), (710, 1167852), (840, 987113), (852, 973210), (994, 834180), (1065, 778568), (1420, 583926), (1491, 556120), (1704, 486605), (1988, 417090), (2130, 389284), (2485, 333672), (2840, 291963), (2982, 278060), (3976, 208545), (4260, 194642), (4970, 166836), (5964, 139030), (7455, 111224), (8520, 97321), (9940, 83418), (11928, 69515), (13903, 59640), (14910, 55612), (19880, 41709), (27806, 29820)]