1994672340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2473}}^1\times {\mathrm{4481}}^1$

素因数の和:6969

約数の個数: 72

約数和(自身を含む): 6054303528

約数和(自身を除く): 4059631188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2473, 4481, 4946, 7419, 8962, 9892, 12365, 13443, 14838, 17924, 22257, 22405, 24730, 26886, 29676, 37095, 40329, 44514, 44810, 49460, 53772, 67215, 74190, 80658, 89028, 89620, 111285, 134430, 148380, 161316, 201645, 222570, 268860, 403290, 445140, 806580, 11081513, 22163026, 33244539, 44326052, 55407565, 66489078, 99733617, 110815130, 132978156, 166222695, 199467234, 221630260, 332445390, 398934468, 498668085, 664890780, 997336170, 1994672340]

約数ペア:

[(1, 1994672340), (2, 997336170), (3, 664890780), (4, 498668085), (5, 398934468), (6, 332445390), (9, 221630260), (10, 199467234), (12, 166222695), (15, 132978156), (18, 110815130), (20, 99733617), (30, 66489078), (36, 55407565), (45, 44326052), (60, 33244539), (90, 22163026), (180, 11081513), (2473, 806580), (4481, 445140), (4946, 403290), (7419, 268860), (8962, 222570), (9892, 201645), (12365, 161316), (13443, 148380), (14838, 134430), (17924, 111285), (22257, 89620), (22405, 89028), (24730, 80658), (26886, 74190), (29676, 67215), (37095, 53772), (40329, 49460), (44514, 44810)]