17939700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:694

約数の個数: 108

約数和(自身を含む): 58135168

約数和(自身を除く): 40195468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 31, 36, 45, 50, 60, 62, 75, 90, 93, 100, 124, 150, 155, 180, 186, 225, 279, 300, 310, 372, 450, 465, 558, 620, 643, 775, 900, 930, 1116, 1286, 1395, 1550, 1860, 1929, 2325, 2572, 2790, 3100, 3215, 3858, 4650, 5580, 5787, 6430, 6975, 7716, 9300, 9645, 11574, 12860, 13950, 16075, 19290, 19933, 23148, 27900, 28935, 32150, 38580, 39866, 48225, 57870, 59799, 64300, 79732, 96450, 99665, 115740, 119598, 144675, 179397, 192900, 199330, 239196, 289350, 298995, 358794, 398660, 498325, 578700, 597990, 717588, 896985, 996650, 1195980, 1494975, 1793970, 1993300, 2989950, 3587940, 4484925, 5979900, 8969850, 17939700]

約数ペア:

[(1, 17939700), (2, 8969850), (3, 5979900), (4, 4484925), (5, 3587940), (6, 2989950), (9, 1993300), (10, 1793970), (12, 1494975), (15, 1195980), (18, 996650), (20, 896985), (25, 717588), (30, 597990), (31, 578700), (36, 498325), (45, 398660), (50, 358794), (60, 298995), (62, 289350), (75, 239196), (90, 199330), (93, 192900), (100, 179397), (124, 144675), (150, 119598), (155, 115740), (180, 99665), (186, 96450), (225, 79732), (279, 64300), (300, 59799), (310, 57870), (372, 48225), (450, 39866), (465, 38580), (558, 32150), (620, 28935), (643, 27900), (775, 23148), (900, 19933), (930, 19290), (1116, 16075), (1286, 13950), (1395, 12860), (1550, 11574), (1860, 9645), (1929, 9300), (2325, 7716), (2572, 6975), (2790, 6430), (3100, 5787), (3215, 5580), (3858, 4650)]