881618580

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{283}}^1\times {\mathrm{641}}^1$

素因数の和:948

約数の個数: 144

約数和(自身を含む): 2787430464

約数和(自身を除く): 1905811884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 283, 324, 405, 486, 540, 566, 641, 810, 849, 972, 1132, 1215, 1282, 1415, 1620, 1698, 1923, 2430, 2547, 2564, 2830, 3205, 3396, 3846, 4245, 4860, 5094, 5660, 5769, 6410, 7641, 7692, 8490, 9615, 10188, 11538, 12735, 12820, 15282, 16980, 17307, 19230, 22923, 23076, 25470, 28845, 30564, 34614, 38205, 38460, 45846, 50940, 51921, 57690, 68769, 69228, 76410, 86535, 91692, 103842, 114615, 115380, 137538, 152820, 155763, 173070, 181403, 207684, 229230, 259605, 275076, 311526, 343845, 346140, 362806, 458460, 519210, 544209, 623052, 687690, 725612, 778815, 907015, 1038420, 1088418, 1375380, 1557630, 1632627, 1814030, 2176836, 2721045, 3115260, 3265254, 3628060, 4897881, 5442090, 6530508, 8163135, 9795762, 10884180, 14693643, 16326270, 19591524, 24489405, 29387286, 32652540, 44080929, 48978810, 58774572, 73468215, 88161858, 97957620, 146936430, 176323716, 220404645, 293872860, 440809290, 881618580]

約数ペア:

[(1, 881618580), (2, 440809290), (3, 293872860), (4, 220404645), (5, 176323716), (6, 146936430), (9, 97957620), (10, 88161858), (12, 73468215), (15, 58774572), (18, 48978810), (20, 44080929), (27, 32652540), (30, 29387286), (36, 24489405), (45, 19591524), (54, 16326270), (60, 14693643), (81, 10884180), (90, 9795762), (108, 8163135), (135, 6530508), (162, 5442090), (180, 4897881), (243, 3628060), (270, 3265254), (283, 3115260), (324, 2721045), (405, 2176836), (486, 1814030), (540, 1632627), (566, 1557630), (641, 1375380), (810, 1088418), (849, 1038420), (972, 907015), (1132, 778815), (1215, 725612), (1282, 687690), (1415, 623052), (1620, 544209), (1698, 519210), (1923, 458460), (2430, 362806), (2547, 346140), (2564, 343845), (2830, 311526), (3205, 275076), (3396, 259605), (3846, 229230), (4245, 207684), (4860, 181403), (5094, 173070), (5660, 155763), (5769, 152820), (6410, 137538), (7641, 115380), (7692, 114615), (8490, 103842), (9615, 91692), (10188, 86535), (11538, 76410), (12735, 69228), (12820, 68769), (15282, 57690), (16980, 51921), (17307, 50940), (19230, 45846), (22923, 38460), (23076, 38205), (25470, 34614), (28845, 30564)]