2443140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{277}}^1$

素因数の和:306

約数の個数: 108

約数和(自身を含む): 8651916

約数和(自身を除く): 6208776

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 277, 294, 315, 420, 441, 490, 554, 588, 630, 735, 831, 882, 980, 1108, 1260, 1385, 1470, 1662, 1764, 1939, 2205, 2493, 2770, 2940, 3324, 3878, 4155, 4410, 4986, 5540, 5817, 7756, 8310, 8820, 9695, 9972, 11634, 12465, 13573, 16620, 17451, 19390, 23268, 24930, 27146, 29085, 34902, 38780, 40719, 49860, 54292, 58170, 67865, 69804, 81438, 87255, 116340, 122157, 135730, 162876, 174510, 203595, 244314, 271460, 349020, 407190, 488628, 610785, 814380, 1221570, 2443140]

約数ペア:

[(1, 2443140), (2, 1221570), (3, 814380), (4, 610785), (5, 488628), (6, 407190), (7, 349020), (9, 271460), (10, 244314), (12, 203595), (14, 174510), (15, 162876), (18, 135730), (20, 122157), (21, 116340), (28, 87255), (30, 81438), (35, 69804), (36, 67865), (42, 58170), (45, 54292), (49, 49860), (60, 40719), (63, 38780), (70, 34902), (84, 29085), (90, 27146), (98, 24930), (105, 23268), (126, 19390), (140, 17451), (147, 16620), (180, 13573), (196, 12465), (210, 11634), (245, 9972), (252, 9695), (277, 8820), (294, 8310), (315, 7756), (420, 5817), (441, 5540), (490, 4986), (554, 4410), (588, 4155), (630, 3878), (735, 3324), (831, 2940), (882, 2770), (980, 2493), (1108, 2205), (1260, 1939), (1385, 1764), (1470, 1662)]