15707215580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{2053}}^1$

素因数の和:2324

約数の個数: 144

約数和(自身を含む): 39613575456

約数和(自身を除く): 23906359876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 211, 245, 259, 370, 422, 490, 518, 740, 844, 980, 1036, 1055, 1295, 1477, 1813, 2053, 2110, 2590, 2954, 3626, 4106, 4220, 5180, 5908, 7252, 7385, 7807, 8212, 9065, 10265, 10339, 14371, 14770, 15614, 18130, 20530, 20678, 28742, 29540, 31228, 36260, 39035, 41060, 41356, 51695, 54649, 57484, 71855, 75961, 78070, 100597, 103390, 109298, 143710, 151922, 156140, 201194, 206780, 218596, 273245, 287420, 303844, 379805, 382543, 402388, 433183, 502985, 531727, 546490, 759610, 765086, 866366, 1005970, 1063454, 1092980, 1519220, 1530172, 1732732, 1912715, 2011940, 2126908, 2165915, 2658635, 3032281, 3722089, 3825430, 4331830, 5317270, 6064562, 7444178, 7650860, 8663660, 10634540, 12129124, 14888356, 15161405, 16027771, 18610445, 21225967, 30322810, 32055542, 37220890, 42451934, 60645620, 64111084, 74441780, 80138855, 84903868, 106129835, 112194397, 160277710, 212259670, 224388794, 320555420, 424519340, 448777588, 560971985, 785360779, 1121943970, 1570721558, 2243887940, 3141443116, 3926803895, 7853607790, 15707215580]

約数ペア:

[(1, 15707215580), (2, 7853607790), (4, 3926803895), (5, 3141443116), (7, 2243887940), (10, 1570721558), (14, 1121943970), (20, 785360779), (28, 560971985), (35, 448777588), (37, 424519340), (49, 320555420), (70, 224388794), (74, 212259670), (98, 160277710), (140, 112194397), (148, 106129835), (185, 84903868), (196, 80138855), (211, 74441780), (245, 64111084), (259, 60645620), (370, 42451934), (422, 37220890), (490, 32055542), (518, 30322810), (740, 21225967), (844, 18610445), (980, 16027771), (1036, 15161405), (1055, 14888356), (1295, 12129124), (1477, 10634540), (1813, 8663660), (2053, 7650860), (2110, 7444178), (2590, 6064562), (2954, 5317270), (3626, 4331830), (4106, 3825430), (4220, 3722089), (5180, 3032281), (5908, 2658635), (7252, 2165915), (7385, 2126908), (7807, 2011940), (8212, 1912715), (9065, 1732732), (10265, 1530172), (10339, 1519220), (14371, 1092980), (14770, 1063454), (15614, 1005970), (18130, 866366), (20530, 765086), (20678, 759610), (28742, 546490), (29540, 531727), (31228, 502985), (36260, 433183), (39035, 402388), (41060, 382543), (41356, 379805), (51695, 303844), (54649, 287420), (57484, 273245), (71855, 218596), (75961, 206780), (78070, 201194), (100597, 156140), (103390, 151922), (109298, 143710)]