15256987920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{21190261}}^1$

素因数の和:21190280

約数の個数: 60

約数和(自身を含む): 51238053516

約数和(自身を除く): 35981065596

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, 21190261, 42380522, 63570783, 84761044, 105951305, 127141566, 169522088, 190712349, 211902610, 254283132, 317853915, 339044176, 381424698, 423805220, 508566264, 635707830, 762849396, 847610440, 953561745, 1017132528, 1271415660, 1525698792, 1695220880, 1907123490, 2542831320, 3051397584, 3814246980, 5085662640, 7628493960, 15256987920]

約数ペア:

[(1, 15256987920), (2, 7628493960), (3, 5085662640), (4, 3814246980), (5, 3051397584), (6, 2542831320), (8, 1907123490), (9, 1695220880), (10, 1525698792), (12, 1271415660), (15, 1017132528), (16, 953561745), (18, 847610440), (20, 762849396), (24, 635707830), (30, 508566264), (36, 423805220), (40, 381424698), (45, 339044176), (48, 317853915), (60, 254283132), (72, 211902610), (80, 190712349), (90, 169522088), (120, 127141566), (144, 105951305), (180, 84761044), (240, 63570783), (360, 42380522), (720, 21190261)]