15705952520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1215631}}^1$

素因数の和:1215678

約数の個数: 64

約数和(自身を含む): 39386476800

約数和(自身を除く): 23680524280

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 6460, 12920, 1215631, 2431262, 4862524, 6078155, 9725048, 12156310, 20665727, 23096989, 24312620, 41331454, 46193978, 48625240, 82662908, 92387956, 103328635, 115484945, 165325816, 184775912, 206657270, 230969890, 392648813, 413314540, 461939780, 785297626, 826629080, 923879560, 1570595252, 1963244065, 3141190504, 3926488130, 7852976260, 15705952520]

約数ペア:

[(1, 15705952520), (2, 7852976260), (4, 3926488130), (5, 3141190504), (8, 1963244065), (10, 1570595252), (17, 923879560), (19, 826629080), (20, 785297626), (34, 461939780), (38, 413314540), (40, 392648813), (68, 230969890), (76, 206657270), (85, 184775912), (95, 165325816), (136, 115484945), (152, 103328635), (170, 92387956), (190, 82662908), (323, 48625240), (340, 46193978), (380, 41331454), (646, 24312620), (680, 23096989), (760, 20665727), (1292, 12156310), (1615, 9725048), (2584, 6078155), (3230, 4862524), (6460, 2431262), (12920, 1215631)]