640086334680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13235863}}^1$

素因数の和:13235921

約数の個数: 128

約数和(自身を含む): 2134680145920

約数和(自身を除く): 1494593811240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1560, 1612, 1860, 2015, 2418, 3224, 3720, 4030, 4836, 6045, 8060, 9672, 12090, 16120, 24180, 48360, 13235863, 26471726, 39707589, 52943452, 66179315, 79415178, 105886904, 132358630, 158830356, 172066219, 198537945, 264717260, 317660712, 344132438, 397075890, 410311753, 516198657, 529434520, 688264876, 794151780, 820623506, 860331095, 1032397314, 1230935259, 1376529752, 1588303560, 1641247012, 1720662190, 2051558765, 2064794628, 2461870518, 2580993285, 3282494024, 3441324380, 4103117530, 4129589256, 4923741036, 5161986570, 5334052789, 6154676295, 6882648760, 8206235060, 9847482072, 10323973140, 10668105578, 12309352590, 16002158367, 16412470120, 20647946280, 21336211156, 24618705180, 26670263945, 32004316734, 42672422312, 49237410360, 53340527890, 64008633468, 80010791835, 106681055780, 128017266936, 160021583670, 213362111560, 320043167340, 640086334680]

約数ペア:

[(1, 640086334680), (2, 320043167340), (3, 213362111560), (4, 160021583670), (5, 128017266936), (6, 106681055780), (8, 80010791835), (10, 64008633468), (12, 53340527890), (13, 49237410360), (15, 42672422312), (20, 32004316734), (24, 26670263945), (26, 24618705180), (30, 21336211156), (31, 20647946280), (39, 16412470120), (40, 16002158367), (52, 12309352590), (60, 10668105578), (62, 10323973140), (65, 9847482072), (78, 8206235060), (93, 6882648760), (104, 6154676295), (120, 5334052789), (124, 5161986570), (130, 4923741036), (155, 4129589256), (156, 4103117530), (186, 3441324380), (195, 3282494024), (248, 2580993285), (260, 2461870518), (310, 2064794628), (312, 2051558765), (372, 1720662190), (390, 1641247012), (403, 1588303560), (465, 1376529752), (520, 1230935259), (620, 1032397314), (744, 860331095), (780, 820623506), (806, 794151780), (930, 688264876), (1209, 529434520), (1240, 516198657), (1560, 410311753), (1612, 397075890), (1860, 344132438), (2015, 317660712), (2418, 264717260), (3224, 198537945), (3720, 172066219), (4030, 158830356), (4836, 132358630), (6045, 105886904), (8060, 79415178), (9672, 66179315), (12090, 52943452), (16120, 39707589), (24180, 26471726), (48360, 13235863)]