19312920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4877}}^1$

素因数の和:4905

約数の個数: 96

約数和(自身を含む): 68487120

約数和(自身を除く): 49174200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 4877, 9754, 14631, 19508, 24385, 29262, 39016, 43893, 48770, 53647, 58524, 73155, 87786, 97540, 107294, 117048, 146310, 160941, 175572, 195080, 214588, 219465, 268235, 292620, 321882, 351144, 429176, 438930, 482823, 536470, 585240, 643764, 804705, 877860, 965646, 1072940, 1287528, 1609410, 1755720, 1931292, 2145880, 2414115, 3218820, 3862584, 4828230, 6437640, 9656460, 19312920]

約数ペア:

[(1, 19312920), (2, 9656460), (3, 6437640), (4, 4828230), (5, 3862584), (6, 3218820), (8, 2414115), (9, 2145880), (10, 1931292), (11, 1755720), (12, 1609410), (15, 1287528), (18, 1072940), (20, 965646), (22, 877860), (24, 804705), (30, 643764), (33, 585240), (36, 536470), (40, 482823), (44, 438930), (45, 429176), (55, 351144), (60, 321882), (66, 292620), (72, 268235), (88, 219465), (90, 214588), (99, 195080), (110, 175572), (120, 160941), (132, 146310), (165, 117048), (180, 107294), (198, 97540), (220, 87786), (264, 73155), (330, 58524), (360, 53647), (396, 48770), (440, 43893), (495, 39016), (660, 29262), (792, 24385), (990, 19508), (1320, 14631), (1980, 9754), (3960, 4877)]