77983920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{15473}}^1$

素因数の和:15499

約数の個数: 120

約数和(自身を含む): 299329056

約数和(自身を除く): 221345136

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 15473, 30946, 46419, 61892, 77365, 92838, 108311, 123784, 139257, 154730, 185676, 216622, 232095, 247568, 278514, 309460, 324933, 371352, 433244, 464190, 541555, 557028, 618920, 649866, 696285, 742704, 866488, 928380, 974799, 1083110, 1114056, 1237840, 1299732, 1392570, 1624665, 1732976, 1856760, 1949598, 2166220, 2228112, 2599464, 2785140, 3249330, 3713520, 3899196, 4332440, 4873995, 5198928, 5570280, 6498660, 7798392, 8664880, 9747990, 11140560, 12997320, 15596784, 19495980, 25994640, 38991960, 77983920]

約数ペア:

[(1, 77983920), (2, 38991960), (3, 25994640), (4, 19495980), (5, 15596784), (6, 12997320), (7, 11140560), (8, 9747990), (9, 8664880), (10, 7798392), (12, 6498660), (14, 5570280), (15, 5198928), (16, 4873995), (18, 4332440), (20, 3899196), (21, 3713520), (24, 3249330), (28, 2785140), (30, 2599464), (35, 2228112), (36, 2166220), (40, 1949598), (42, 1856760), (45, 1732976), (48, 1624665), (56, 1392570), (60, 1299732), (63, 1237840), (70, 1114056), (72, 1083110), (80, 974799), (84, 928380), (90, 866488), (105, 742704), (112, 696285), (120, 649866), (126, 618920), (140, 557028), (144, 541555), (168, 464190), (180, 433244), (210, 371352), (240, 324933), (252, 309460), (280, 278514), (315, 247568), (336, 232095), (360, 216622), (420, 185676), (504, 154730), (560, 139257), (630, 123784), (720, 108311), (840, 92838), (1008, 77365), (1260, 61892), (1680, 46419), (2520, 30946), (5040, 15473)]