51391340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:208

約数の個数: 192

約数和(自身を含む): 154441728

約数和(自身を除く): 103050388

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 17, 20, 22, 26, 28, 34, 35, 44, 52, 55, 65, 68, 70, 77, 85, 91, 110, 119, 130, 140, 143, 151, 154, 170, 182, 187, 220, 221, 238, 260, 286, 302, 308, 340, 364, 374, 385, 442, 455, 476, 572, 595, 604, 715, 748, 755, 770, 884, 910, 935, 1001, 1057, 1105, 1190, 1309, 1430, 1510, 1540, 1547, 1661, 1820, 1870, 1963, 2002, 2114, 2210, 2380, 2431, 2567, 2618, 2860, 3020, 3094, 3322, 3740, 3926, 4004, 4228, 4420, 4862, 5005, 5134, 5236, 5285, 6188, 6545, 6644, 7735, 7852, 8305, 9724, 9815, 10010, 10268, 10570, 11627, 12155, 12835, 13090, 13741, 15470, 16610, 17017, 17969, 19630, 20020, 21140, 21593, 23254, 24310, 25670, 26180, 27482, 28237, 30940, 33220, 33371, 34034, 35938, 39260, 43186, 46508, 48620, 51340, 54964, 56474, 58135, 66742, 68068, 68705, 71876, 85085, 86372, 89845, 107965, 112948, 116270, 133484, 137410, 141185, 151151, 166855, 170170, 179690, 197659, 215930, 232540, 233597, 274820, 282370, 302302, 333710, 340340, 359380, 367081, 395318, 431860, 467194, 564740, 604604, 667420, 734162, 755755, 790636, 934388, 988295, 1167985, 1468324, 1511510, 1835405, 1976590, 2335970, 2569567, 3023020, 3670810, 3953180, 4671940, 5139134, 7341620, 10278268, 12847835, 25695670, 51391340]

約数ペア:

[(1, 51391340), (2, 25695670), (4, 12847835), (5, 10278268), (7, 7341620), (10, 5139134), (11, 4671940), (13, 3953180), (14, 3670810), (17, 3023020), (20, 2569567), (22, 2335970), (26, 1976590), (28, 1835405), (34, 1511510), (35, 1468324), (44, 1167985), (52, 988295), (55, 934388), (65, 790636), (68, 755755), (70, 734162), (77, 667420), (85, 604604), (91, 564740), (110, 467194), (119, 431860), (130, 395318), (140, 367081), (143, 359380), (151, 340340), (154, 333710), (170, 302302), (182, 282370), (187, 274820), (220, 233597), (221, 232540), (238, 215930), (260, 197659), (286, 179690), (302, 170170), (308, 166855), (340, 151151), (364, 141185), (374, 137410), (385, 133484), (442, 116270), (455, 112948), (476, 107965), (572, 89845), (595, 86372), (604, 85085), (715, 71876), (748, 68705), (755, 68068), (770, 66742), (884, 58135), (910, 56474), (935, 54964), (1001, 51340), (1057, 48620), (1105, 46508), (1190, 43186), (1309, 39260), (1430, 35938), (1510, 34034), (1540, 33371), (1547, 33220), (1661, 30940), (1820, 28237), (1870, 27482), (1963, 26180), (2002, 25670), (2114, 24310), (2210, 23254), (2380, 21593), (2431, 21140), (2567, 20020), (2618, 19630), (2860, 17969), (3020, 17017), (3094, 16610), (3322, 15470), (3740, 13741), (3926, 13090), (4004, 12835), (4228, 12155), (4420, 11627), (4862, 10570), (5005, 10268), (5134, 10010), (5236, 9815), (5285, 9724), (6188, 8305), (6545, 7852), (6644, 7735)]