20151856140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1609}}^1\times {\mathrm{16057}}^1$

素因数の和:17691

約数の個数: 96

約数和(自身を含む): 60807149760

約数和(自身を除く): 40655293620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1609, 3218, 4827, 6436, 8045, 9654, 16057, 16090, 19308, 20917, 24135, 32114, 32180, 41834, 48171, 48270, 62751, 64228, 80285, 83668, 96342, 96540, 104585, 125502, 160570, 192684, 208741, 209170, 240855, 251004, 313755, 321140, 417482, 418340, 481710, 626223, 627510, 834964, 963420, 1043705, 1252446, 1255020, 2087410, 2504892, 3131115, 4174820, 6262230, 12524460, 25835713, 51671426, 77507139, 103342852, 129178565, 155014278, 258357130, 310028556, 335864269, 387535695, 516714260, 671728538, 775071390, 1007592807, 1343457076, 1550142780, 1679321345, 2015185614, 3358642690, 4030371228, 5037964035, 6717285380, 10075928070, 20151856140]

約数ペア:

[(1, 20151856140), (2, 10075928070), (3, 6717285380), (4, 5037964035), (5, 4030371228), (6, 3358642690), (10, 2015185614), (12, 1679321345), (13, 1550142780), (15, 1343457076), (20, 1007592807), (26, 775071390), (30, 671728538), (39, 516714260), (52, 387535695), (60, 335864269), (65, 310028556), (78, 258357130), (130, 155014278), (156, 129178565), (195, 103342852), (260, 77507139), (390, 51671426), (780, 25835713), (1609, 12524460), (3218, 6262230), (4827, 4174820), (6436, 3131115), (8045, 2504892), (9654, 2087410), (16057, 1255020), (16090, 1252446), (19308, 1043705), (20917, 963420), (24135, 834964), (32114, 627510), (32180, 626223), (41834, 481710), (48171, 418340), (48270, 417482), (62751, 321140), (64228, 313755), (80285, 251004), (83668, 240855), (96342, 209170), (96540, 208741), (104585, 192684), (125502, 160570)]