128971860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{126443}}^1$

素因数の和:126472

約数の個数: 48

約数和(自身を含む): 382366656

約数和(自身を除く): 253394796

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 126443, 252886, 379329, 505772, 632215, 758658, 1264430, 1517316, 1896645, 2149531, 2528860, 3793290, 4299062, 6448593, 7586580, 8598124, 10747655, 12897186, 21495310, 25794372, 32242965, 42990620, 64485930, 128971860]

約数ペア:

[(1, 128971860), (2, 64485930), (3, 42990620), (4, 32242965), (5, 25794372), (6, 21495310), (10, 12897186), (12, 10747655), (15, 8598124), (17, 7586580), (20, 6448593), (30, 4299062), (34, 3793290), (51, 2528860), (60, 2149531), (68, 1896645), (85, 1517316), (102, 1264430), (170, 758658), (204, 632215), (255, 505772), (340, 379329), (510, 252886), (1020, 126443)]