61784940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{147107}}^1$

素因数の和:147126

約数の個数: 48

約数和(自身を含む): 197713152

約数和(自身を除く): 135928212

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 147107, 294214, 441321, 588428, 735535, 882642, 1029749, 1471070, 1765284, 2059498, 2206605, 2942140, 3089247, 4118996, 4413210, 5148745, 6178494, 8826420, 10297490, 12356988, 15446235, 20594980, 30892470, 61784940]

約数ペア:

[(1, 61784940), (2, 30892470), (3, 20594980), (4, 15446235), (5, 12356988), (6, 10297490), (7, 8826420), (10, 6178494), (12, 5148745), (14, 4413210), (15, 4118996), (20, 3089247), (21, 2942140), (28, 2206605), (30, 2059498), (35, 1765284), (42, 1471070), (60, 1029749), (70, 882642), (84, 735535), (105, 588428), (140, 441321), (210, 294214), (420, 147107)]