1921689960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{219371}}^1$

素因数の和:219458

約数の個数: 64

約数和(自身を含む): 5844070080

約数和(自身を除く): 3922380120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 120, 146, 219, 292, 365, 438, 584, 730, 876, 1095, 1460, 1752, 2190, 2920, 4380, 8760, 219371, 438742, 658113, 877484, 1096855, 1316226, 1754968, 2193710, 2632452, 3290565, 4387420, 5264904, 6581130, 8774840, 13162260, 16014083, 26324520, 32028166, 48042249, 64056332, 80070415, 96084498, 128112664, 160140830, 192168996, 240211245, 320281660, 384337992, 480422490, 640563320, 960844980, 1921689960]

約数ペア:

[(1, 1921689960), (2, 960844980), (3, 640563320), (4, 480422490), (5, 384337992), (6, 320281660), (8, 240211245), (10, 192168996), (12, 160140830), (15, 128112664), (20, 96084498), (24, 80070415), (30, 64056332), (40, 48042249), (60, 32028166), (73, 26324520), (120, 16014083), (146, 13162260), (219, 8774840), (292, 6581130), (365, 5264904), (438, 4387420), (584, 3290565), (730, 2632452), (876, 2193710), (1095, 1754968), (1460, 1316226), (1752, 1096855), (2190, 877484), (2920, 658113), (4380, 438742), (8760, 219371)]