78636540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{56983}}^1$

素因数の和:57018

約数の個数: 48

約数和(自身を含む): 229759488

約数和(自身を除く): 151122948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 56983, 113966, 170949, 227932, 284915, 341898, 569830, 683796, 854745, 1139660, 1310609, 1709490, 2621218, 3418980, 3931827, 5242436, 6553045, 7863654, 13106090, 15727308, 19659135, 26212180, 39318270, 78636540]

約数ペア:

[(1, 78636540), (2, 39318270), (3, 26212180), (4, 19659135), (5, 15727308), (6, 13106090), (10, 7863654), (12, 6553045), (15, 5242436), (20, 3931827), (23, 3418980), (30, 2621218), (46, 1709490), (60, 1310609), (69, 1139660), (92, 854745), (115, 683796), (138, 569830), (230, 341898), (276, 284915), (345, 227932), (460, 170949), (690, 113966), (1380, 56983)]