7139370680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{2099}}^1$

素因数の和:2365

約数の個数: 128

約数和(自身を含む): 17950464000

約数和(自身を除く): 10811093320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 211, 248, 260, 310, 403, 422, 520, 620, 806, 844, 1055, 1240, 1612, 1688, 2015, 2099, 2110, 2743, 3224, 4030, 4198, 4220, 5486, 6541, 8060, 8396, 8440, 10495, 10972, 13082, 13715, 16120, 16792, 20990, 21944, 26164, 27287, 27430, 32705, 41980, 52328, 54574, 54860, 65069, 65410, 83960, 85033, 109148, 109720, 130138, 130820, 136435, 170066, 218296, 260276, 261640, 272870, 325345, 340132, 425165, 442889, 520552, 545740, 650690, 680264, 845897, 850330, 885778, 1091480, 1301380, 1691794, 1700660, 1771556, 2214445, 2602760, 3383588, 3401320, 3543112, 4229485, 4428890, 5757557, 6767176, 8458970, 8857780, 11515114, 13729559, 16917940, 17715560, 23030228, 27459118, 28787785, 33835880, 46060456, 54918236, 57575570, 68647795, 109836472, 115151140, 137295590, 178484267, 230302280, 274591180, 356968534, 549182360, 713937068, 892421335, 1427874136, 1784842670, 3569685340, 7139370680]

約数ペア:

[(1, 7139370680), (2, 3569685340), (4, 1784842670), (5, 1427874136), (8, 892421335), (10, 713937068), (13, 549182360), (20, 356968534), (26, 274591180), (31, 230302280), (40, 178484267), (52, 137295590), (62, 115151140), (65, 109836472), (104, 68647795), (124, 57575570), (130, 54918236), (155, 46060456), (211, 33835880), (248, 28787785), (260, 27459118), (310, 23030228), (403, 17715560), (422, 16917940), (520, 13729559), (620, 11515114), (806, 8857780), (844, 8458970), (1055, 6767176), (1240, 5757557), (1612, 4428890), (1688, 4229485), (2015, 3543112), (2099, 3401320), (2110, 3383588), (2743, 2602760), (3224, 2214445), (4030, 1771556), (4198, 1700660), (4220, 1691794), (5486, 1301380), (6541, 1091480), (8060, 885778), (8396, 850330), (8440, 845897), (10495, 680264), (10972, 650690), (13082, 545740), (13715, 520552), (16120, 442889), (16792, 425165), (20990, 340132), (21944, 325345), (26164, 272870), (27287, 261640), (27430, 260276), (32705, 218296), (41980, 170066), (52328, 136435), (54574, 130820), (54860, 130138), (65069, 109720), (65410, 109148), (83960, 85033)]