131239320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{64333}}^1$

素因数の和:64364

約数の個数: 64

約数和(自身を含む): 416884320

約数和(自身を除く): 285645000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 64333, 128666, 192999, 257332, 321665, 385998, 514664, 643330, 771996, 964995, 1093661, 1286660, 1543992, 1929990, 2187322, 2573320, 3280983, 3859980, 4374644, 5468305, 6561966, 7719960, 8749288, 10936610, 13123932, 16404915, 21873220, 26247864, 32809830, 43746440, 65619660, 131239320]

約数ペア:

[(1, 131239320), (2, 65619660), (3, 43746440), (4, 32809830), (5, 26247864), (6, 21873220), (8, 16404915), (10, 13123932), (12, 10936610), (15, 8749288), (17, 7719960), (20, 6561966), (24, 5468305), (30, 4374644), (34, 3859980), (40, 3280983), (51, 2573320), (60, 2187322), (68, 1929990), (85, 1543992), (102, 1286660), (120, 1093661), (136, 964995), (170, 771996), (204, 643330), (255, 514664), (340, 385998), (408, 321665), (510, 257332), (680, 192999), (1020, 128666), (2040, 64333)]