159451920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{221461}}^1$

素因数の和:221480

約数の個数: 60

約数和(自身を含む): 535495116

約数和(自身を除く): 376043196

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 221461, 442922, 664383, 885844, 1107305, 1328766, 1771688, 1993149, 2214610, 2657532, 3321915, 3543376, 3986298, 4429220, 5315064, 6643830, 7972596, 8858440, 9965745, 10630128, 13287660, 15945192, 17716880, 19931490, 26575320, 31890384, 39862980, 53150640, 79725960, 159451920]

約数ペア:

[(1, 159451920), (2, 79725960), (3, 53150640), (4, 39862980), (5, 31890384), (6, 26575320), (8, 19931490), (9, 17716880), (10, 15945192), (12, 13287660), (15, 10630128), (16, 9965745), (18, 8858440), (20, 7972596), (24, 6643830), (30, 5315064), (36, 4429220), (40, 3986298), (45, 3543376), (48, 3321915), (60, 2657532), (72, 2214610), (80, 1993149), (90, 1771688), (120, 1328766), (144, 1107305), (180, 885844), (240, 664383), (360, 442922), (720, 221461)]