21694449420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{55009}}^1$

素因数の和:55344

約数の個数: 144

約数和(自身を含む): 75449075520

約数和(自身を除く): 53754626100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 313, 315, 420, 626, 630, 939, 1252, 1260, 1565, 1878, 2191, 2817, 3130, 3756, 4382, 4695, 5634, 6260, 6573, 8764, 9390, 10955, 11268, 13146, 14085, 18780, 19719, 21910, 26292, 28170, 32865, 39438, 43820, 55009, 56340, 65730, 78876, 98595, 110018, 131460, 165027, 197190, 220036, 275045, 330054, 385063, 394380, 495081, 550090, 660108, 770126, 825135, 990162, 1100180, 1155189, 1540252, 1650270, 1925315, 1980324, 2310378, 2475405, 3300540, 3465567, 3850630, 4620756, 4950810, 5775945, 6931134, 7701260, 9901620, 11551890, 13862268, 17217817, 17327835, 23103780, 34435634, 34655670, 51653451, 68871268, 69311340, 86089085, 103306902, 120524719, 154960353, 172178170, 206613804, 241049438, 258267255, 309920706, 344356340, 361574157, 482098876, 516534510, 602623595, 619841412, 723148314, 774801765, 1033069020, 1084722471, 1205247190, 1446296628, 1549603530, 1807870785, 2169444942, 2410494380, 3099207060, 3615741570, 4338889884, 5423612355, 7231483140, 10847224710, 21694449420]

約数ペア:

[(1, 21694449420), (2, 10847224710), (3, 7231483140), (4, 5423612355), (5, 4338889884), (6, 3615741570), (7, 3099207060), (9, 2410494380), (10, 2169444942), (12, 1807870785), (14, 1549603530), (15, 1446296628), (18, 1205247190), (20, 1084722471), (21, 1033069020), (28, 774801765), (30, 723148314), (35, 619841412), (36, 602623595), (42, 516534510), (45, 482098876), (60, 361574157), (63, 344356340), (70, 309920706), (84, 258267255), (90, 241049438), (105, 206613804), (126, 172178170), (140, 154960353), (180, 120524719), (210, 103306902), (252, 86089085), (313, 69311340), (315, 68871268), (420, 51653451), (626, 34655670), (630, 34435634), (939, 23103780), (1252, 17327835), (1260, 17217817), (1565, 13862268), (1878, 11551890), (2191, 9901620), (2817, 7701260), (3130, 6931134), (3756, 5775945), (4382, 4950810), (4695, 4620756), (5634, 3850630), (6260, 3465567), (6573, 3300540), (8764, 2475405), (9390, 2310378), (10955, 1980324), (11268, 1925315), (13146, 1650270), (14085, 1540252), (18780, 1155189), (19719, 1100180), (21910, 990162), (26292, 825135), (28170, 770126), (32865, 660108), (39438, 550090), (43820, 495081), (55009, 394380), (56340, 385063), (65730, 330054), (78876, 275045), (98595, 220036), (110018, 197190), (131460, 165027)]