7898940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{6269}}^1$

素因数の和:6291

約数の個数: 72

約数和(自身を含む): 27387360

約数和(自身を除く): 19488420

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, 315, 420, 630, 1260, 6269, 12538, 18807, 25076, 31345, 37614, 43883, 56421, 62690, 75228, 87766, 94035, 112842, 125380, 131649, 175532, 188070, 219415, 225684, 263298, 282105, 376140, 394947, 438830, 526596, 564210, 658245, 789894, 877660, 1128420, 1316490, 1579788, 1974735, 2632980, 3949470, 7898940]

約数ペア:

[(1, 7898940), (2, 3949470), (3, 2632980), (4, 1974735), (5, 1579788), (6, 1316490), (7, 1128420), (9, 877660), (10, 789894), (12, 658245), (14, 564210), (15, 526596), (18, 438830), (20, 394947), (21, 376140), (28, 282105), (30, 263298), (35, 225684), (36, 219415), (42, 188070), (45, 175532), (60, 131649), (63, 125380), (70, 112842), (84, 94035), (90, 87766), (105, 75228), (126, 62690), (140, 56421), (180, 43883), (210, 37614), (252, 31345), (315, 25076), (420, 18807), (630, 12538), (1260, 6269)]