87719490

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{659}}^1$

素因数の和:721

約数の個数: 128

約数和(自身を含む): 256608000

約数和(自身を除く): 168888510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 29, 30, 34, 45, 51, 54, 58, 85, 87, 90, 102, 135, 145, 153, 170, 174, 255, 261, 270, 290, 306, 435, 459, 493, 510, 522, 659, 765, 783, 870, 918, 986, 1305, 1318, 1479, 1530, 1566, 1977, 2295, 2465, 2610, 2958, 3295, 3915, 3954, 4437, 4590, 4930, 5931, 6590, 7395, 7830, 8874, 9885, 11203, 11862, 13311, 14790, 17793, 19111, 19770, 22185, 22406, 26622, 29655, 33609, 35586, 38222, 44370, 56015, 57333, 59310, 66555, 67218, 88965, 95555, 100827, 112030, 114666, 133110, 168045, 171999, 177930, 191110, 201654, 286665, 302481, 324887, 336090, 343998, 504135, 515997, 573330, 604962, 649774, 859995, 974661, 1008270, 1031994, 1512405, 1624435, 1719990, 1949322, 2579985, 2923983, 3024810, 3248870, 4873305, 5159970, 5847966, 8771949, 9746610, 14619915, 17543898, 29239830, 43859745, 87719490]

約数ペア:

[(1, 87719490), (2, 43859745), (3, 29239830), (5, 17543898), (6, 14619915), (9, 9746610), (10, 8771949), (15, 5847966), (17, 5159970), (18, 4873305), (27, 3248870), (29, 3024810), (30, 2923983), (34, 2579985), (45, 1949322), (51, 1719990), (54, 1624435), (58, 1512405), (85, 1031994), (87, 1008270), (90, 974661), (102, 859995), (135, 649774), (145, 604962), (153, 573330), (170, 515997), (174, 504135), (255, 343998), (261, 336090), (270, 324887), (290, 302481), (306, 286665), (435, 201654), (459, 191110), (493, 177930), (510, 171999), (522, 168045), (659, 133110), (765, 114666), (783, 112030), (870, 100827), (918, 95555), (986, 88965), (1305, 67218), (1318, 66555), (1479, 59310), (1530, 57333), (1566, 56015), (1977, 44370), (2295, 38222), (2465, 35586), (2610, 33609), (2958, 29655), (3295, 26622), (3915, 22406), (3954, 22185), (4437, 19770), (4590, 19111), (4930, 17793), (5931, 14790), (6590, 13311), (7395, 11862), (7830, 11203), (8874, 9885)]