28785960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11423}}^1$

素因数の和:11447

約数の個数: 96

約数和(自身を含む): 106928640

約数和(自身を除く): 78142680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 11423, 22846, 34269, 45692, 57115, 68538, 79961, 91384, 102807, 114230, 137076, 159922, 171345, 205614, 228460, 239883, 274152, 319844, 342690, 399805, 411228, 456920, 479766, 514035, 639688, 685380, 719649, 799610, 822456, 959532, 1028070, 1199415, 1370760, 1439298, 1599220, 1919064, 2056140, 2398830, 2878596, 3198440, 3598245, 4112280, 4797660, 5757192, 7196490, 9595320, 14392980, 28785960]

約数ペア:

[(1, 28785960), (2, 14392980), (3, 9595320), (4, 7196490), (5, 5757192), (6, 4797660), (7, 4112280), (8, 3598245), (9, 3198440), (10, 2878596), (12, 2398830), (14, 2056140), (15, 1919064), (18, 1599220), (20, 1439298), (21, 1370760), (24, 1199415), (28, 1028070), (30, 959532), (35, 822456), (36, 799610), (40, 719649), (42, 685380), (45, 639688), (56, 514035), (60, 479766), (63, 456920), (70, 411228), (72, 399805), (84, 342690), (90, 319844), (105, 274152), (120, 239883), (126, 228460), (140, 205614), (168, 171345), (180, 159922), (210, 137076), (252, 114230), (280, 102807), (315, 91384), (360, 79961), (420, 68538), (504, 57115), (630, 45692), (840, 34269), (1260, 22846), (2520, 11423)]